preferred_name: 4-(2-aminophenyl)-2,4-dioxobutanoate + (2S)-2-aminobutanoate => 2-oxobutanoate + L-kynurenine
preferred_name_lc: 4-(2-aminophenyl)-2,4-dioxobutanoate + (2s)-2-aminobutanoate => 2-oxobutanoate + l-kynurenine
label: 4-(2-aminophenyl)-2,4-dioxobutanoate + (2S)-2-aminobutanoate => 2-oxobutanoate + L-kynurenine
label_lc: 4-(2-aminophenyl)-2,4-dioxobutanoate + (2s)-2-aminobutanoate => 2-oxobutanoate + l-kynurenine