Formula: C21H30O9 | Mol. Weight: 426.50 g/mol
IUPAC: 5a-methyl-3-methylidene-2-oxo-6-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,5,6,7,8,9,9a,9b-octahydro-3aH-benzo[g][1]benzofuran-9-carbaldehyde
CC12CCC3C(C1C(CCC2OC4C(C(C(C(O4)CO)O)O)O)C=O)OC(=O)C3=C