The term megalithic structure is identified in base64 scheme by the sequence bWVnYWxpdGhpYyBzdHJ1Y3R1cmU=, while the MD5 signature is equal to 7fbb416d30a821416f5f0a00a9954123. The ASCII encoding of megalithic structure in hexadecimal notation is 6d6567616c697468696320737472756374757265.