6a-phenyl-1a,6-dihydro-1H-cyclopropa[a]indene

dispirododecane-12,1''-cyclopropane>

dispiro(cyclopropane-6,1'-tetracyclo(6.2.1.02,7.03,5)undec-9-ene-11,1''-cyclopropane)

dispiroundec-4-ene-12',1''-cyclopropane>

(2-methyl-1-benzothiophen-3-yl)-phenylmethanone