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138721-57-0 benzoxazolesulfonic acid,2-[[1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4h-pyrazol-4-ylidene]et

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Product Name Benzoxazolesulfonic acid,2-[[1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]ethylidene]-3-ethyl-2,3-dihydro-
CAS No. 138721-57-0
Molecular Formula C20H17N3O8S2