The term pierre charles l'enfant is identified in base64 scheme by the sequence cGllcnJlIGNoYXJsZXMgbCdlbmZhbnQ=, while the MD5 signature is equal to b3ddaeabf4dceb83baa74af69a7db1e3. The ASCII encoding of pierre charles l'enfant in hexadecimal notation is 70696572726520636861726c6573206c27656e66616e74.