label: 1-O-alkyl-2-acetylglycerol + a 1,2-diacyl-sn-glycero-3-phosphocholine <=> 1-O-alkyl-2-acetyl-3-acylglycerol + a 1-acyl-sn-glycero-3-phosphocholine
label_lc: 1-o-alkyl-2-acetylglycerol + a 1,2-diacyl-sn-glycero-3-phosphocholine <=> 1-o-alkyl-2-acetyl-3-acylglycerol + a 1-acyl-sn-glycero-3-phosphocholine