The term preparatory school is identified in base64 scheme by the sequence cHJlcGFyYXRvcnkgc2Nob29s, while the MD5 signature is equal to 06f622b8b6aed30ffeff900599269ac1. The ASCII encoding of preparatory school in hexadecimal notation is 70726570617261746f7279207363686f6f6c.