label: a 1-O-alkyl-2-acyl-sn-glycero-3-phosphocholine + CoA => a 1-O-alkyl-sn-glycero-3-phosphocholine + an acyl-CoA
label_lc: a 1-o-alkyl-2-acyl-sn-glycero-3-phosphocholine + coa => a 1-o-alkyl-sn-glycero-3-phosphocholine + an acyl-coa