Oil prices inched lower on Wednesday on signs that global markets remain adequately supplied despite a jump to 2019 highs this week on Washington's push for tighter sanctions against Iran. Brent crude futures were at $74.24 per barrel at 6.25 AM, down 27 cents, or 0.4 percent, from their last close. US West Texas Intermediate (WTI) crude futures were at $66.02 per barrel, down 28 cents, or 0.4 percent, from their previous settlement.