The term external auditory canal is identified in base64 scheme by the sequence ZXh0ZXJuYWwgYXVkaXRvcnkgY2FuYWw=, while the MD5 signature is equal to 1940e435ad1106d94f27b980e9659d9e. The ASCII encoding of external auditory canal in hexadecimal notation is 65787465726e616c2061756469746f72792063616e616c.