4-[(4-氯-2-甲氧苯基)偶氮]-N-(2,3-二氫-2-羰基-1H-苯并咪唑-5-基)-3-羥基萘-2-甲酰胺 N,N-diethyl-3'-methyl-2,2'-spirobi[2H-1-benzopyran]-7-amine

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