The term common bile duct is identified in base64 scheme by the sequence Y29tbW9uIGJpbGUgZHVjdA==, while the MD5 signature is equal to 66fd53839a18b6a9247e716ac0ccb857. The ASCII encoding of common bile duct in hexadecimal notation is 636f6d6d6f6e2062696c652064756374.