preferred_name: a triacylglycerol + all-trans-retinol <=> an all-trans-retinyl ester + a 1,2-diacylglycerol
preferred_name_lc: a triacylglycerol + all-trans-retinol <=> an all-trans-retinyl ester + a 1,2-diacylglycerol
label: a triacylglycerol + all-trans-retinol <=> an all-trans-retinyl ester + a 1,2-diacylglycerol
label_lc: a triacylglycerol + all-trans-retinol <=> an all-trans-retinyl ester + a 1,2-diacylglycerol