The term costa rican colon is identified in base64 scheme by the sequence Y29zdGEgcmljYW4gY29sb24=, while the MD5 signature is equal to afd57fbbdd25f35746123089de71a86f. The ASCII encoding of costa rican colon in hexadecimal notation is 636f73746120726963616e20636f6c6f6e.