preferred_name: (5S,6S)-6-amino-5-hydroxycyclohexa-1,3-diene-1-carboxyate => (1R,6S)-6-amino-5-oxocyclohex-2-ene-1-carboxylate
preferred_name_lc: (5s,6s)-6-amino-5-hydroxycyclohexa-1,3-diene-1-carboxyate => (1r,6s)-6-amino-5-oxocyclohex-2-ene-1-carboxylate
label: (5S,6S)-6-amino-5-hydroxycyclohexa-1,3-diene-1-carboxyate => (1R,6S)-6-amino-5-oxocyclohex-2-ene-1-carboxylate
label_lc: (5s,6s)-6-amino-5-hydroxycyclohexa-1,3-diene-1-carboxyate => (1r,6s)-6-amino-5-oxocyclohex-2-ene-1-carboxylate