1-(1H-inden-1-yl)-1H-indene

(1RS,1'SR)-1,1'-bi-1H-indenyl

4b,4c,9,9a,9b,10-hexahydrocyclobuta[1,2-a:4,3-a']diindene

trans-α,α'-biindanyl-α,α'-diol

1-茚酮