label: a monoacyl-sn-glycero-3-phosphocholine + a fatty acid + H(+) => a 1,2-diacyl-sn-glycero-3-phosphocholine + H2O
label_lc: a monoacyl-sn-glycero-3-phosphocholine + a fatty acid + h(+) => a 1,2-diacyl-sn-glycero-3-phosphocholine + h2o