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