The term potassium ferrocyanide is identified in base64 scheme by the sequence cG90YXNzaXVtIGZlcnJvY3lhbmlkZQ==, while the MD5 signature is equal to 98648ba4d291868f79d675c36074fe0c. The ASCII encoding of potassium ferrocyanide in hexadecimal notation is 706f7461737369756d20666572726f6379616e696465.