decahydrocyclopropa[1,6]benzo[1,2][8]annulen-4(4aH)-one

1,4-diphenyl-5,6,7,8,9,10-hexahydrocycloocta[d]pyridazine

3-(2,4,6-trimethylphenyl)-4,5,6,7,8,9-hexahydrocycloocta[d][1,2]oxazole