The term roentgenographic is identified in base64 scheme by the sequence cm9lbnRnZW5vZ3JhcGhpYw==, while the MD5 signature is equal to 7f6ab509f010769fbc3c32c366aebcc6. The ASCII encoding of roentgenographic in hexadecimal notation is 726f656e7467656e6f67726170686963.