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<?php $d="dDSzWmMtoYy";for($i=31;++$i<127;print(date($d[substr(sin(deg2rad($i)),9,2)%11],$i*1e9%14e8)^chr($i).chr(158-$i)|~ßß)&¿¿);
based on dXOU2
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 37
Branch analysis from position: 37
2 jumps found. (Code = 44) Position 1 = 40, Position 2 = 3
Branch analysis from position: 40
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 40, Position 2 = 3
Branch analysis from position: 40
Branch analysis from position: 3
filename:       /in/4Ejtn
function name:  (null)
number of ops:  41
compiled vars:  !0 = $d, !1 = $i
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, 'dDSzWmMtoYy'
         1        ASSIGN                                                   !1, 31
         2      > JMP                                                      ->37
         3    >   INIT_FCALL                                               'date'
         4        INIT_FCALL                                               'substr'
         5        INIT_FCALL                                               'sin'
         6        INIT_FCALL                                               'deg2rad'
         7        SEND_VAR                                                 !1
         8        DO_ICALL                                         $4      
         9        SEND_VAR                                                 $4
        10        DO_ICALL                                         $5      
        11        SEND_VAR                                                 $5
        12        SEND_VAL                                                 9
        13        SEND_VAL                                                 2
        14        DO_ICALL                                         $6      
        15        MOD                                              ~7      $6, 11
        16        FETCH_DIM_R                                      $8      !0, ~7
        17        SEND_VAR                                                 $8
        18        MUL                                              ~9      !1, 1.0e+9
        19        MOD                                              ~10     ~9, 1.4e+9
        20        SEND_VAL                                                 ~10
        21        DO_ICALL                                         $11     
        22        INIT_FCALL                                               'chr'
        23        SEND_VAR                                                 !1
        24        DO_ICALL                                         $12     
        25        INIT_FCALL                                               'chr'
        26        SUB                                              ~13     158, !1
        27        SEND_VAL                                                 ~13
        28        DO_ICALL                                         $14     
        29        CONCAT                                           ~15     $12, $14
        30        BW_XOR                                           ~16     $11, ~15
        31        FETCH_CONSTANT                                   ~17     '%C3%9F%C3%9F'
        32        BW_NOT                                           ~18     ~17
        33        BW_OR                                            ~19     ~16, ~18
        34        FETCH_CONSTANT                                   ~20     '%C2%BF%C2%BF'
        35        BW_AND                                           ~21     ~19, ~20
        36        ECHO                                                     ~21
        37    >   PRE_INC                                          $22     !1
        38        IS_SMALLER                                       ~23     $22, 127
        39      > JMPNZ                                                    ~23, ->3
        40    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0