preferred_name: kynurenate + L-alanine + H2O => L-kynurenine + pyruvate
preferred_name_lc: kynurenate + l-alanine + h2o => l-kynurenine + pyruvate
label: kynurenate + L-alanine + H2O => L-kynurenine + pyruvate
label_lc: kynurenate + l-alanine + h2o => l-kynurenine + pyruvate