The term every now and then is identified in base64 scheme by the sequence ZXZlcnkgbm93IGFuZCB0aGVu, while the MD5 signature is equal to 21b4af6b1f93a477e7ef2603fdaafed0. The ASCII encoding of every now and then in hexadecimal notation is 6576657279206e6f7720616e64207468656e.