2-oxobutanoate + acetyl-CoA + H2O => (R)-2-ethylmalate + CoA + H(+)
2-oxobutanoate + acetyl-coa + h2o => (r)-2-ethylmalate + coa + h(+)
2-oxobutanoate + acetyl-CoA + H2O => (R)-2-ethylmalate + CoA + H(+)
2-oxobutanoate + acetyl-coa + h2o => (r)-2-ethylmalate + coa + h(+)