Rhodamine B-aldehyde

3',6'-bis(diethylamino)-2-((2-hydroxybenzyl)amino)spiro[isoindoline-1,9'-xanthen]-3-one

3,6-Diamino-9-(2-carboxy-phenyl)-xanthenylium

3',6'-bis(diethylamino)-2-(4-phenylthiazol-2-yl)spiro[isoindoline-1,9'-xanthen]-3-one

2-(3-(4-(3-((anthracen-9-ylmethyl)amino)propyl)piperazin-1-yl)propyl)-3',6'-bis(diethylamino)spiro[isoindoline-1,9'-xanthen]-3-one