The term complement fixation test is identified in base64 scheme by the sequence Y29tcGxlbWVudCBmaXhhdGlvbiB0ZXN0, while the MD5 signature is equal to 57addde5581ca8b24ef374695f184c78. The ASCII encoding of complement fixation test in hexadecimal notation is 636f6d706c656d656e74206669786174696f6e2074657374.