The term secondary amenorrhea is identified in base64 scheme by the sequence c2Vjb25kYXJ5IGFtZW5vcnJoZWE=, while the MD5 signature is equal to 36520cb8a07e0a9bc14d848519baec4e. The ASCII encoding of secondary amenorrhea in hexadecimal notation is 7365636f6e6461727920616d656e6f7272686561.