preferred_name: diacetylglycerol + acetate + H(+) => triacetin + H2O
preferred_name_lc: diacetylglycerol + acetate + h(+) => triacetin + h2o
label: diacetylglycerol + acetate + H(+) => triacetin + H2O
label_lc: diacetylglycerol + acetate + h(+) => triacetin + h2o