The term respiratory infection is identified in base64 scheme by the sequence cmVzcGlyYXRvcnkgaW5mZWN0aW9u, while the MD5 signature is equal to 6396b0783e35473d4be3a8f4d8257a43. The ASCII encoding of respiratory infection in hexadecimal notation is 72657370697261746f727920696e66656374696f6e.