Formula: C33H31NO7 | Mol. Weight: 553.60 g/mol
IUPAC: methyl 1-hydroxy-2-[5-hydroxy-2,2-dimethyl-10-(2-methylbut-3-en-2-yl)-8-oxo-3,4-dihydropyrano[3,2-g]chromen-4-yl]-9H-carbazole-3-carboxylate
CC1(CC(C2=C(O1)C(=C3C(=C2O)C=CC(=O)O3)C(C)(C)C=C)C4=C(C=C5C6=CC=CC=C6NC5=C4O)C(=O)OC)C