Need to take seat off 1982 Honda CM250c. Why is this so difficult?

My Suzuki GS750e has no issue with getting the seat of but this bike. I've tried to look things up on Google & I'm finding nothing. There has to be an easier way. There's three little bolts under the seat but I've try to shop for a tool that could fit up under the seat or even bend & NOTHING! This is not a Honda Rebel seat, This is a Honda CM. Please help me! I'm trying to get to the tank to paint it.

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