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