preferred_name: 2-oxobutanoate + L-kynurenine = (2S)-2-aminobutanoate + kynurenate + H2O
preferred_name_lc: 2-oxobutanoate + l-kynurenine = (2s)-2-aminobutanoate + kynurenate + h2o
label: 2-oxobutanoate + L-kynurenine = (2S)-2-aminobutanoate + kynurenate + H2O
label_lc: 2-oxobutanoate + l-kynurenine = (2s)-2-aminobutanoate + kynurenate + h2o