The term van der waal's forces is identified in base64 scheme by the sequence dmFuIGRlciB3YWFsJ3MgZm9yY2Vz, while the MD5 signature is equal to 22c2b8ca3e64080435e1661f8a0c5a6d. The ASCII encoding of van der waal's forces in hexadecimal notation is 76616e20646572207761616c277320666f72636573.