2,6-dichloro-5-hydroxy-8-methyl-[1]benzopyrano[2,3-b]pyrrol-4(1H)-one

2,6-Dichloro-1-((1R,4R,5R,6S)-5,6-dihydroxy-4-methoxymethoxy-3-methoxymethoxymethyl-cyclohex-2-enyl)-5-hydroxy-8-methyl-1H-chromeno[2,3-b]pyrrol-4-one