The term sirenian mammal is identified in base64 scheme by the sequence c2lyZW5pYW4gbWFtbWFs, while the MD5 signature is equal to 23be7c3a47ca5922688a992f5c4446c3. The ASCII encoding of sirenian mammal in hexadecimal notation is 736972656e69616e206d616d6d616c.