The term nerve block anaesthesia is identified in base64 scheme by the sequence bmVydmUgYmxvY2sgYW5hZXN0aGVzaWE=, while the MD5 signature is equal to 8cc204aef0c7fca7dbc72fd6544f60a0. The ASCII encoding of nerve block anaesthesia in hexadecimal notation is 6e6572766520626c6f636b20616e616573746865736961.