The term explicit definition is identified in base64 scheme by the sequence ZXhwbGljaXQgZGVmaW5pdGlvbg==, while the MD5 signature is equal to e17172d6c2d3946a3212e7c0b7da5fd0. The ASCII encoding of explicit definition in hexadecimal notation is 6578706c6963697420646566696e6974696f6e.