The term contractile organ is identified in base64 scheme by the sequence Y29udHJhY3RpbGUgb3JnYW4=, while the MD5 signature is equal to 5d5715a88f154cf2878366d86fbfb499. The ASCII encoding of contractile organ in hexadecimal notation is 636f6e7472616374696c65206f7267616e.