The term cock-a-doodle-doo is identified in base64 scheme by the sequence Y29jay1hLWRvb2RsZS1kb28=, while the MD5 signature is equal to 4de1392e73c401e2563e4599c04a6bc3. The ASCII encoding of cock-a-doodle-doo in hexadecimal notation is 636f636b2d612d646f6f646c652d646f6f.