3,7a-dimethoxy-1,1a,2,7-tetrahydrocyclopropa[b]naphthalene

1,7-dimethoxy-6-methylnaphthalene

6-甲氧基萘甲酸

6,8-dimethoxy-2,3-dihydrophenalen-1-one

6-甲氧基-1-萘酚