1,1-Dimethyl-1,2,3,4,6,7-hexahydro-2,4a-methano-naphthalen-5-one

1,1,5-Trimethyl-1,2,3,4-tetrahydro-2,4a-methano-naphthalen-7-one

2-(2-Bromo-ethyl)-4-methoxy-1,1-dimethyl-indan