The term ungradable opposition is identified in base64 scheme by the sequence dW5ncmFkYWJsZSBvcHBvc2l0aW9u, while the MD5 signature is equal to 586c1361f6852c655c29369aa9ccc213. The ASCII encoding of ungradable opposition in hexadecimal notation is 756e6772616461626c65206f70706f736974696f6e.