TABLE 1.

Rapid bioassay screening results of 9,10-anthraquinone analogs

Compound	Concn (nM) for test organism
	O. perornata			S. capricornutum
		LOEC	LCIC	IC50	LOEC	LCIC	IC50
Anthraquinone-19	10	100	63	10,000	10,000	5,012
Anthraquinone-59	10	100	6.3	10,000	100,000	5,623