38642-49-8 Benzoylpaeoniflorin beta-D-Glucopyranoside, 5b-((benzoyloxy)methyl)tetrahydro-5-hydroxy-2-methyl-2,5-methano-1H-3,4-dioxacyclobuta(cd)pentalen-1a(2H)-yl, 6-benzoate, (1aR-(1aalpha,2beta,3aalpha,5alpha,5aalpha,5balpha))-