The term sir alexander mackenzie is identified in base64 scheme by the sequence c2lyIGFsZXhhbmRlciBtYWNrZW56aWU=, while the MD5 signature is equal to b5cc6890b6273e3597d6717d32766763. The ASCII encoding of sir alexander mackenzie in hexadecimal notation is 73697220616c6578616e646572206d61636b656e7a6965.