The term andrew william mellon is identified in base64 scheme by the sequence YW5kcmV3IHdpbGxpYW0gbWVsbG9u, while the MD5 signature is equal to 641f331ca4073fa8c62c3f40bce3da26. The ASCII encoding of andrew william mellon in hexadecimal notation is 616e647265772077696c6c69616d206d656c6c6f6e.