7-hydroxymethyl-8,8-dimethyl-4,8-dihydrobenzol(1, 4)thiazine-3,5-dione-(2-O-caffeoyl)-beta-D-glucopyranoside
7-hydroxymethyl-8,8-dimethyl-4,8-dihydrobenzol(1, 4)thiazine-3,5-dione-(2-o-caffeoyl)-beta-d-glucopyranoside