The term calcarine sulcus is identified in base64 scheme by the sequence Y2FsY2FyaW5lIHN1bGN1cw==, while the MD5 signature is equal to b4077bc8e1410f5b75ef1eaf3b25f096. The ASCII encoding of calcarine sulcus in hexadecimal notation is 63616c636172696e652073756c637573.