.beta.-D-Glucopyranoside, (1aR,2S,3aR,5R,5aR,5bS)-5b-[(benzoyloxy)methyl]tetrahydro-5-hydroxy-2-methyl-2,5-methano-1H-3,4-dioxacyclobuta[cd]pentalen-1a(2H)-yl 23180-57-6 AIDS-002238 AIDS002238 NSC178886 Paeonia moutan Paeoniflorin Paeony root