1a,2,7,7a-四氢-3,6-二甲氧基-萘并[2,3-b]环氧乙烯

2a,3,4,8b-tetrahydro-1H-naphtho[1,2-b]azet-2-one

1-methyl-3a,4,5,9b-tetrahydrobenzo[e][1,2]benzoxazole

3-methyl-3a,4,5,9b-tetrahydrobenzo[g][1,2]benzoxazole

1-(4-methylphenyl)-3a,4,5,9b-tetrahydrobenzo[e][1,2]benzoxazole