The term incentive stock option is identified in base64 scheme by the sequence aW5jZW50aXZlIHN0b2NrIG9wdGlvbg==, while the MD5 signature is equal to b2344a810397f3120bf9dddf25b15181. The ASCII encoding of incentive stock option in hexadecimal notation is 696e63656e746976652073746f636b206f7074696f6e.