. "(3a'R,8a'R)-dispiro[cyclopentane-1,2'-perhydro[1,3]dioxolo[4,5-e][1,3]diazepine-5',7'-diium-6',2''-(dihydro[1,3]dioxolane)]-4''-one(Platinum complex)" . "3f" . . . . . . . . . . . . . . . . . . . . . . . . . .