The term sulfisoxazole is identified in base64 scheme by the sequence c3VsZmlzb3hhem9sZQ==, while the MD5 signature is equal to 5a299a1b283554408e51c1f7f6d812d0. The ASCII encoding of sulfisoxazole in hexadecimal notation is 73756c6669736f78617a6f6c65.