The term chorionic villus is identified in base64 scheme by the sequence Y2hvcmlvbmljIHZpbGx1cw==, while the MD5 signature is equal to c7638beafc57afb04589709d52934d56. The ASCII encoding of chorionic villus in hexadecimal notation is 63686f72696f6e69632076696c6c7573.