The term andrew w. mellon is identified in base64 scheme by the sequence YW5kcmV3IHcuIG1lbGxvbg==, while the MD5 signature is equal to 07c327e6be02ba149102a6ba9015aad2. The ASCII encoding of andrew w. mellon in hexadecimal notation is 616e6472657720772e206d656c6c6f6e.