preferred_name: N-(9Z-octadecenoyl)-sphing-4-enine + H2O <=> sphing-4-enine + (9Z)-octadecenoate
preferred_name_lc: n-(9z-octadecenoyl)-sphing-4-enine + h2o <=> sphing-4-enine + (9z)-octadecenoate
label: N-(9Z-octadecenoyl)-sphing-4-enine + H2O <=> sphing-4-enine + (9Z)-octadecenoate
label_lc: n-(9z-octadecenoyl)-sphing-4-enine + h2o <=> sphing-4-enine + (9z)-octadecenoate