preferred_name: 2-(1-hydroxyethyl)thiamine diphosphate + 2-oxobutanoate => (S)-2-ethyl-2-hydroxy-3-oxobutanoate + thiamine diphosphate
preferred_name_lc: 2-(1-hydroxyethyl)thiamine diphosphate + 2-oxobutanoate => (s)-2-ethyl-2-hydroxy-3-oxobutanoate + thiamine diphosphate
label: 2-(1-hydroxyethyl)thiamine diphosphate + 2-oxobutanoate => (S)-2-ethyl-2-hydroxy-3-oxobutanoate + thiamine diphosphate
label_lc: 2-(1-hydroxyethyl)thiamine diphosphate + 2-oxobutanoate => (s)-2-ethyl-2-hydroxy-3-oxobutanoate + thiamine diphosphate