preferred_name: (4S)-4-hydroxy-2-oxoheptanedioate => (4Z)-2-oxohept-4-enedioate + H2O
preferred_name_lc: (4s)-4-hydroxy-2-oxoheptanedioate => (4z)-2-oxohept-4-enedioate + h2o
label: (4S)-4-hydroxy-2-oxoheptanedioate => (4Z)-2-oxohept-4-enedioate + H2O
label_lc: (4s)-4-hydroxy-2-oxoheptanedioate => (4z)-2-oxohept-4-enedioate + h2o