I don't really know what to say to this question other than you seriously need to do some research. Aside from sharing 2/3 of the same letters, why exactly do you think these compounds may be similar?

Here's some reading on THC

Here's some reading on THH or more generally, here's some more

SWIMS grandmother used to say that there is no such thing as a stupid question... but swims grandmother also didn't believe in evolution...
form educated questions... find the inner teacher... be motivated enough to teach your self before asking these sorts of questions.

The starter of this thread deleted his post, so it's of no use to have this open. THH and THC is of course two very different substances, although they have similar names.