preferred_name: 1,2-diacyl-glycero-3-phosphocholine + an N-acylsphing-4-enine <=> a sphingomyelin + a 1,2-diacylglycerol
preferred_name_lc: 1,2-diacyl-glycero-3-phosphocholine + an n-acylsphing-4-enine <=> a sphingomyelin + a 1,2-diacylglycerol
label: 1,2-diacyl-glycero-3-phosphocholine + an N-acylsphing-4-enine <=> a sphingomyelin + a 1,2-diacylglycerol
label_lc: 1,2-diacyl-glycero-3-phosphocholine + an n-acylsphing-4-enine <=> a sphingomyelin + a 1,2-diacylglycerol