The term doctor-patient relation is identified in base64 scheme by the sequence ZG9jdG9yLXBhdGllbnQgcmVsYXRpb24=, while the MD5 signature is equal to b1987a835a76c83f96a5b47ebb6b2591. The ASCII encoding of doctor-patient relation in hexadecimal notation is 646f63746f722d70617469656e742072656c6174696f6e.