Which of the following is the correct sequence of reactions in fatty acid biosynthesis (with respect to chemistry at the beta-carbon)?
1) Dehydration, enoyl reduction, hydration, NADH reduction
2) NADH reduction, hydration, enoyl reduction, dehydration
3) Hydration, NADH reduction, enoyl reduction, dehydration
4) Enoyl reduction, hydration, NADH reduction, dehydration