The term differential diagnosis is identified in base64 scheme by the sequence ZGlmZmVyZW50aWFsIGRpYWdub3Npcw==, while the MD5 signature is equal to 8549203b0837f3d0724bee8eed29a944. The ASCII encoding of differential diagnosis in hexadecimal notation is 646966666572656e7469616c20646961676e6f736973.