preferred_name: N-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = 1-O-acyl-N-(acetyl)-sphing-4-enine + a 2-acyl-sn-glycero-3-phosphoethanolamine
preferred_name_lc: n-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = 1-o-acyl-n-(acetyl)-sphing-4-enine + a 2-acyl-sn-glycero-3-phosphoethanolamine
label: N-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = 1-O-acyl-N-(acetyl)-sphing-4-enine + a 2-acyl-sn-glycero-3-phosphoethanolamine
label_lc: n-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = 1-o-acyl-n-(acetyl)-sphing-4-enine + a 2-acyl-sn-glycero-3-phosphoethanolamine