label: a CDP-1,2-diacyl-sn-glycerol + sn-glycerol 3-phosphate => a 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycero-3'-phosphate) + CMP + H(+)
label_lc: a cdp-1,2-diacyl-sn-glycerol + sn-glycerol 3-phosphate => a 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycero-3'-phosphate) + cmp + h(+)