preferred_name: kynurenate + L-cysteine + H2O => 2-oxo-3-sulfanylpropanoate + L-kynurenine
preferred_name_lc: kynurenate + l-cysteine + h2o => 2-oxo-3-sulfanylpropanoate + l-kynurenine
label: kynurenate + L-cysteine + H2O => 2-oxo-3-sulfanylpropanoate + L-kynurenine
label_lc: kynurenate + l-cysteine + h2o => 2-oxo-3-sulfanylpropanoate + l-kynurenine