The term dental appliance is identified in base64 scheme by the sequence ZGVudGFsIGFwcGxpYW5jZQ==, while the MD5 signature is equal to b69a13bc677dae1af7d9e4748cdf33d9. The ASCII encoding of dental appliance in hexadecimal notation is 64656e74616c206170706c69616e6365.