The term free central placentation is identified in base64 scheme by the sequence ZnJlZSBjZW50cmFsIHBsYWNlbnRhdGlvbg==, while the MD5 signature is equal to 68d30bb2f983d3c42358eb23f52a0459. The ASCII encoding of free central placentation in hexadecimal notation is 667265652063656e7472616c20706c6163656e746174696f6e.