The term oxidation-reduction is identified in base64 scheme by the sequence b3hpZGF0aW9uLXJlZHVjdGlvbg==, while the MD5 signature is equal to d78c48f5645cbde515be7d701baecefc. The ASCII encoding of oxidation-reduction in hexadecimal notation is 6f7869646174696f6e2d726564756374696f6e.