label: an N-acylsphinganine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphinganine-1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
label_lc: an n-acylsphinganine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an n-acylsphinganine-1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol