2-formyl-5,6-dimethoxy-3-nitrobenzoic acid

2-nitro-4,5-dimethoxyphenylacetic acid

6-羟基去甲基罂粟素

6,7-dimethoxy-3-(2-methyl-1H-indol-3-yl)-3H-2-benzofuran-1-one

6,7-二甲氧基-3-(2,4,5-三甲氧基苯基)-2-苯并呋喃-1(3H)-酮