2'-(Dibenzylamino)-6'-(diethylamino)-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one

3',6'-Dimethoxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one

2-Oxo-2H-chromene-3-carboxylic acid

3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)isobenzofuran-1(3H)-one

4,4''-Bis(4,4,5,5,6,6,6-heptafluoro-3-oxohexanoyl)-[1,1':2',1''-terphenyl]-4'-sulfonyl chloride

Sodium 3,4-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate

Sodium 3-((-ethyl(-4-((4-(ethyl(3-sulfonatobenzyl)amino)phenyl)(4-sulfonatophenyl)methylene)cyclohexa-2,5-dien-1-ylidene)ammonio)methyl)benzenesulfonate

2',7'-Difluoro-3',6'-dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one

2',7'-Dichloro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate

2-((4-(Ethyl(2-hydroxyethyl)amino)phenyl)diazenyl)-6-methoxy-3-methylbenzo[d]thiazol-3-ium methyl sulfate