The term caucasus mountains is identified in base64 scheme by the sequence Y2F1Y2FzdXMgbW91bnRhaW5z, while the MD5 signature is equal to 56b1e2d9a905ab8ecebd79f27eb13cf2. The ASCII encoding of caucasus mountains in hexadecimal notation is 6361756361737573206d6f756e7461696e73.