preferred_name: 3-hydroxy-3-methyl-2-oxobutanoate => 2-acetolactate
preferred_name_lc: 3-hydroxy-3-methyl-2-oxobutanoate => 2-acetolactate
label: 3-hydroxy-3-methyl-2-oxobutanoate => 2-acetolactate
label_lc: 3-hydroxy-3-methyl-2-oxobutanoate => 2-acetolactate