label: a 1,2-diacyl-sn-glycero-3-phospho-L-serine + 2 H2O => sn-glycero-3-phospho-L-serine + 2 a carboxylate + 2 H(+)
label_lc: a 1,2-diacyl-sn-glycero-3-phospho-l-serine + 2 h2o => sn-glycero-3-phospho-l-serine + 2 a carboxylate + 2 h(+)