5,6-Dimethoxydihydrosterigmatocystin 74494-65-8 7H-Furo(3',2':4,5)furo(2,3-c)xanthen-7-one, 1,2,3a,12c-tetrahydro-8-hydroxy-6,10,11-trimethoxy-, (3aR-cis)- BRN 1631902 CCRIS 3228