5,6,7-三甲氧基异喹啉

2,2-dimethoxy-N-((3',4',5'-trimethoxyphenyl)methylene)ethylamine

3,4,5-三甲氧基苯甲醛

2-bromo-3,4,5-trimethoxybenzyl bromide

(2-bromo-3,4,5-trimethoxyphenyl)methanol