acetaldehyde + acetyl-CoA + NADH + H(+) => acetoin + NAD(+) + CoA
acetaldehyde + acetyl-coa + nadh + h(+) => acetoin + nad(+) + coa
acetaldehyde + acetyl-CoA + NADH + H(+) => acetoin + NAD(+) + CoA
acetaldehyde + acetyl-coa + nadh + h(+) => acetoin + nad(+) + coa