The term physiological sphincter is identified in base64 scheme by the sequence cGh5c2lvbG9naWNhbCBzcGhpbmN0ZXI=, while the MD5 signature is equal to 3623eddb15e169dbd756f0d72afc3125. The ASCII encoding of physiological sphincter in hexadecimal notation is 70687973696f6c6f676963616c20737068696e63746572.