The term perchloromethane is identified in base64 scheme by the sequence cGVyY2hsb3JvbWV0aGFuZQ==, while the MD5 signature is equal to cb4e17e05599eacf50ec868068250bd3. The ASCII encoding of perchloromethane in hexadecimal notation is 70657263686c6f726f6d657468616e65.