The term posterior pituitary is identified in base64 scheme by the sequence cG9zdGVyaW9yIHBpdHVpdGFyeQ==, while the MD5 signature is equal to c05c546dcad7598b0f2484265836e01b. The ASCII encoding of posterior pituitary in hexadecimal notation is 706f73746572696f7220706974756974617279.