The term essential condition is identified in base64 scheme by the sequence ZXNzZW50aWFsIGNvbmRpdGlvbg==, while the MD5 signature is equal to f780743ed33a8b5f67b7910ec68578cf. The ASCII encoding of essential condition in hexadecimal notation is 657373656e7469616c20636f6e646974696f6e.