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