2,6-二甲氧基苯酚

N-氯代丁二酰亚胺

4-chloro-2-hydroxy-3-methoxy-5-oxo-2,5-dihydro-furan-2-carboxylic acid-(3,4,5-trichloro-2,6-dimethoxy-phenyl ester)

硫酸

二硫化碳