\x04\x17Z^[\\x16v~\xee7#\xe5
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H INC B ;0000 04 . RLA ;0001 17 . LD E,D ;0002 5A Z LD E,(HL) ;0003 5E ^ LD E,E ;0004 5B [ LD E,H ;0005 5C \ LD D,076H ;0006 16 76 . V LD A,(HL) ;0008 7E ~ XOR 037H ;0009 EE 37 . 7 INC HL ;000B 23 # PUSH HL ;000C E5 .