The term chromatography column is identified in base64 scheme by the sequence Y2hyb21hdG9ncmFwaHkgY29sdW1u, while the MD5 signature is equal to d192d7aec8e4bb0c8ddcb62ab5cc72fd. The ASCII encoding of chromatography column in hexadecimal notation is 6368726f6d61746f67726170687920636f6c756d6e.