Vat dyes containing anthraquinone with fused hete
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Vat dyes containing anthraquinone with fused heterocycic systems:-
This subclass includes anthraquinone vat dyes containing carbazoles, acridones, pyridinanthrones, anthrapyridones, anthrapyrimidones, etc. systems. Only the general structures of these vat dyes are given for the simplicity.
