5,6,8-trimethoxynaphthalen-1-ol

2-bromo-1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalene

3-hydroxy-3-(α-hydroxybenzyl)-4,5,6,8,9-pentamethoxyspiro<2H-benzindene-2,1'-cyclopentan>-1(3H)-one

2-bromo-5,7,8-trimethoxynaphthalene-1,4-dione

2--1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalene