6,7-dimethyl-naphthalene-2-sulfonic acid

水

2,3-dimethyl-5,6,7,8-tetrahydro-naphthalene-1-sulfonic acid

6,7-dimethyl-naphthalene-2,3-diol

4-[(Z,2R)-4-(4-hydroxy-3-methoxyphenyl)-2,3-dimethylbut-3-enyl]-2-methoxyphenol