preferred_name: acetylpyruvate + H2O <=> acetate + pyruvate + H(+)
preferred_name_lc: acetylpyruvate + h2o <=> acetate + pyruvate + h(+)
label: acetylpyruvate + H2O <=> acetate + pyruvate + H(+)
label_lc: acetylpyruvate + h2o <=> acetate + pyruvate + h(+)