label: a 2-acylglycerol + a 1,2-diacyl-sn-glycero-3-phosphocholine <=> a 1-acyl-sn-glycero-3-phosphocholine + a 1,2-diacyl-sn-glycerol
label_lc: a 2-acylglycerol + a 1,2-diacyl-sn-glycero-3-phosphocholine <=> a 1-acyl-sn-glycero-3-phosphocholine + a 1,2-diacyl-sn-glycerol