The term nikolai ivanovich lobachevsky is identified in base64 scheme by the sequence bmlrb2xhaSBpdmFub3ZpY2ggbG9iYWNoZXZza3k=, while the MD5 signature is equal to 201af5915e8f255693b421ff0fbe2320. The ASCII encoding of nikolai ivanovich lobachevsky in hexadecimal notation is 6e696b6f6c6169206976616e6f76696368206c6f626163686576736b79.