4-(α-hydroxy-3-methoxybenzyl)-6,7-dimethoxy-2-methyl-1,4-dihydro-3(2H)-isoquinolone

2'-hydroxymethyl-2-methyl-3,4-dihydropapaverinium iodide

甲醛

3,4-二甲氧基苯甲酸

2-溴-4,5-二甲氧基苄醇