preferred_name: 1,2-di-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + an N-acylsphing-4-enine <=> an N-acylsphing-4-enine 1-phosphoethanolamine + 1,2-di-(9Z-octadecenoyl)-sn-glycerol
preferred_name_lc: 1,2-di-(9z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + an n-acylsphing-4-enine <=> an n-acylsphing-4-enine 1-phosphoethanolamine + 1,2-di-(9z-octadecenoyl)-sn-glycerol
label: 1,2-di-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + an N-acylsphing-4-enine <=> an N-acylsphing-4-enine 1-phosphoethanolamine + 1,2-di-(9Z-octadecenoyl)-sn-glycerol
label_lc: 1,2-di-(9z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + an n-acylsphing-4-enine <=> an n-acylsphing-4-enine 1-phosphoethanolamine + 1,2-di-(9z-octadecenoyl)-sn-glycerol