42352-92-1
hydrogen [4-[4-(diethylamino)-alpha-(2,7-disulphonato-1-naphthyl)benzylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium
hydrogen [4-[4-(diethylamino)-alpha-(2,7-disulphonato-1-naphthyl)benzylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium
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