The term tetramethyldiarsine is identified in base64 scheme by the sequence dGV0cmFtZXRoeWxkaWFyc2luZQ==, while the MD5 signature is equal to 9f57e51223492b0af19b39d6dcf1649a. The ASCII encoding of tetramethyldiarsine in hexadecimal notation is 74657472616d657468796c6469617273696e65.