The term damp-proof course is identified in base64 scheme by the sequence ZGFtcC1wcm9vZiBjb3Vyc2U=, while the MD5 signature is equal to c843702801e98238b3530e0b1e0bcccd. The ASCII encoding of damp-proof course in hexadecimal notation is 64616d702d70726f6f6620636f75727365.