The term proteus anguinus is identified in base64 scheme by the sequence cHJvdGV1cyBhbmd1aW51cw==, while the MD5 signature is equal to f3222fa583cc1d5ff3f6f7a35dd830a7. The ASCII encoding of proteus anguinus in hexadecimal notation is 70726f7465757320616e6775696e7573.