The term block anaesthesia is identified in base64 scheme by the sequence YmxvY2sgYW5hZXN0aGVzaWE=, while the MD5 signature is equal to 4259fd68c869662f8584b9aed98543a3. The ASCII encoding of block anaesthesia in hexadecimal notation is 626c6f636b20616e616573746865736961.