8-hydroxy-5-methoxy-3,4-dihydronaphthalene

8-methoxy-5-(methoxymethoxy)-1,2-dihydronaphthalene

5-methoxy-8-methoxymethoxy-3,4-dihydronaphthalene-7-carbaldehyde

8-hydroxy-5-methoxy-1-tetralone tosylhydrazone

1-hydroxy-4-methoxy-5,6-dihydronaphthalene-2-carbaldehyde