The term regular convex solid is identified in base64 scheme by the sequence cmVndWxhciBjb252ZXggc29saWQ=, while the MD5 signature is equal to ab339adb9d4370694366dd6e5f51481f. The ASCII encoding of regular convex solid in hexadecimal notation is 726567756c617220636f6e76657820736f6c6964.