8α-cyano-17-methoxy-6α-nitro-2-oxo-D-homo-18-nor-5α-androsta-13,15,17-triene

2-<2-(1-cyano-4-methoxybenzocyclobutenyl)-1-nitroethyl>-1-ethenyl-5,5-(ethylenedioxy)-1-methylcyclohexane

1-ethenyl-5,5-(ethylenedioxy)-1-methyl-2-(1-nitroethenyl)cyclohexane