The term hardening of the arteries is identified in base64 scheme by the sequence aGFyZGVuaW5nIG9mIHRoZSBhcnRlcmllcw==, while the MD5 signature is equal to 9c7b49b8f15f50544a2c44b3a41ff2e1. The ASCII encoding of hardening of the arteries in hexadecimal notation is 68617264656e696e67206f6620746865206172746572696573.