The term parenthesis-free notation is identified in base64 scheme by the sequence cGFyZW50aGVzaXMtZnJlZSBub3RhdGlvbg==, while the MD5 signature is equal to 89da5726177ea3cb4b119c2e4ea896a9. The ASCII encoding of parenthesis-free notation in hexadecimal notation is 706172656e7468657369732d66726565206e6f746174696f6e.