The term common booklouse is identified in base64 scheme by the sequence Y29tbW9uIGJvb2tsb3VzZQ==, while the MD5 signature is equal to a5a37874917a65d6cac97e12d481f3e9. The ASCII encoding of common booklouse in hexadecimal notation is 636f6d6d6f6e20626f6f6b6c6f757365.