Indene
Cyclohept[e]indene-8-carboxaldehyde,2,3,3a,4,5,5a,6,7,10,10a-decahydro-1-(2-hydroxy-1-methylethyl)-3a,5a-dimethyl-6-oxo-,[3aR-[1(S*),3aa,5ab,10aa]]-
(1aS,3aS,6aS,6bR)-2-(hydroxymethyl)-5,5,6b-trimethyl-3a,4,5,6,6a,6b-hexahydrocyclopropa[e]indene-1a(1H)-carbaldehyde
27bH-15,17:21c,29-Dimethano-1H-3a,6,10a,13,16,21b,25b,27a,30,33-decaazabenzo[4',5']pentaleno[1',6':24,25,26]dicyclopenta[9,10:15,16]cyclohexacos[1,2-a]indene-4,7,11,14,26,28,31,34(27H,34aH)-octone,2,3,5,6,7a,8,9,10,12,13,15,16,16a,17,29,30,32,33-octadecah