preferred_name: a 2-acylglycerol + an acyl-CoA => a 1,2-diacyl-sn-glycerol + CoA
preferred_name_lc: a 2-acylglycerol + an acyl-coa => a 1,2-diacyl-sn-glycerol + coa
label: a 2-acylglycerol + an acyl-CoA => a 1,2-diacyl-sn-glycerol + CoA
label_lc: a 2-acylglycerol + an acyl-coa => a 1,2-diacyl-sn-glycerol + coa