NEW YORK (Reuters) - Oil prices climbed more than 2% on Wednesday on signs of improving demand and a drawdown in U.S. crude inventories, but gains were capped by worries over the economic fallout from the coronavirus pandemic and weak refining margins. Brent crude futures were up 63 cents, or 1.8%, at $35.28 per barrel at 1:20 p.m. ET (1720 GMT) while July U.S. crude futures were up 91 cents, or 2.9%, at $32.87 a barrel. Both benchmarks rose more than 5% during the session. The WTI June..