131610-90-7 1H-Indole-4,7-dione, 5-((2-hydroxyethyl)amino)-3-(hydroxymethyl)-2-((1E)-3-hydroxy-1-propenyl)-1-methyl- 1H-Indole-4,7-dione, 5-((2-hydroxyethyl)amino)-3-(hydroxymethyl)-2-(3-hydroxy-1-propenyl)-1-methyl-, (E)- 3-Hydroxymethyl-5-beta-hydroxyethylamino-2-(1H-indole-4,7-dione)prop-beta-en-alpha-ol EO 5A EO 5A (metalobite) EO-5A