\xdf\x81\x07**(Hd\xa53U\xa2!\x18\xa6\x91\x83F\x06\xa6\x14bF\xa8\x01\xa4\xa6xH\xb1\xfd\xe5\xaf\xeb#\xedg\xfe (v0\xfd\xf60
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H RST 18H ;0000 DF . ADD A,C ;0001 81 . RLCA ;0002 07 . LD HL,(0282AH) ;0003 2A 2A 28 * * ( LD C,B ;0006 48 H LD H,H ;0007 64 D AND L ;0008 A5 . INC SP ;0009 33 3 LD D,L ;000A 55 U AND D ;000B A2 . LD HL,0A618H ;000C 21 18 A6 ! . . SUB C ;000F 91 . ADD A,E ;0010 83 . LD B,(HL) ;0011 46 F LD B,0A6H ;0012 06 A6 . . INC D ;0014 14 . LD H,D ;0015 62 B LD B,(HL) ;0016 46 F XOR B ;0017 A8 . LD BC,0A6A4H ;0018 01 A4 A6 . . . LD A,B ;001B 78 X LD C,B ;001C 48 H OR C ;001D B1 . PUSH IY ;001E FD E5 . . XOR A ;0020 AF . EX DE,HL ;0021 EB . INC HL ;0022 23 # RRD ;0023 ED 67 . G CP 00AH ;0025 FE 0A . . JR Z,$+120 ;0027 28 76 ( V JR NC,$-1 ;0029 30 FD 0 . OR 030H ;002B F6 30 . 0