5-Hydroxy-1-tetralone3,4-Dihydro-5-hydroxy-1(2H)-naphthalenone5-Hydroxy-3,4-dihydro-2H-naphthalen-1-one1,2,3,4-Tetrahydro-1-oxo-5-hydroxynaphthalene5-Hydroxy-1,2,3,4-tetrahydronaphthalen-1-one5-Hydroxy-3,4-dihydro-1(2H)-naphthalenone5-Hydroxy-α-tetralone1,2,3,4-Tetrahydro-5-hydroxynaphthyl-1-one