The term commercial instrument is identified in base64 scheme by the sequence Y29tbWVyY2lhbCBpbnN0cnVtZW50, while the MD5 signature is equal to a0efaa60fb15c54eff71650f8659700b. The ASCII encoding of commercial instrument in hexadecimal notation is 636f6d6d65726369616c20696e737472756d656e74.