The term isobutyl nitrite is identified in base64 scheme by the sequence aXNvYnV0eWwgbml0cml0ZQ==, while the MD5 signature is equal to d9a447f9ab6ae13c300ba259b5cd94f7. The ASCII encoding of isobutyl nitrite in hexadecimal notation is 69736f627574796c206e697472697465.