1'-(toluene-4-sulfonyl)-(3'at,7'at)-3'a,4',5',6',7',7'a-hexahydro-1'H-spiro[fluorene-9,3'-(4r,7c-methano-benzo[c]isothiazole)]
4',4'-dimethyl-3'-pyrrolidin-1-yl-2'-(toluene-4-sulfonyl)-spiro[fluorene-9,5'-isothiazolidine]
C34H28N2O3S2
C33H25ClN2O3S2
9-fluorenone