naphtho[2,3-e][1]benzothiole

4-hydroxy-3-[(1-hydroxy-3,4-dioxonaphthalen-2-yl)methyl]naphthalene-1,2-dione

4-hydroxy-4-methylnaphthalen-1-one

2,4-二甲基萘-1-醇

2-羟基-3-甲基-1,4-萘醌