1  i = "73626960647f6b206821204f21254f7d694f7624662065622127234f726927756d"
2  to_bytes = bytearray.fromhex(i)
3  
4  for i in range(256):
5      final = ""
6      for e in to_bytes:
7          final = final + chr(i ^ e)
8      if ord(final[6]) + 2 == ord(final[-1]):
9          print(final)