1.0 2026-09-21 12:45:36 UTC 2026-09-21 12:46:05 UTC FDB116455 Altertoxin I (12S,12aS,12bR)-4,9,12,12b-tetrahydroxy-2,11,12,12a-tetrahydro-1H-perylene-3,10-dione C20H16O6 352.3 352.09468823 C1CC2(C3C(CC(=O)C4=C(C=CC(=C34)C5=C2C(=C(C=C5)O)C1=O)O)O)O InChI=1S/C20H16O6/c21-10-3-1-8-9-2-4-11(22)17-12(23)5-6-20(26,18(9)17)19-14(25)7-13(24)16(10)15(8)19/h1-4,14,19,21-22,25-26H,5-7H2/t14-,19+,20-/m0/s1 GJIALGLHOBXNAT-KPOBHBOGSA-N average_mass 352.3 ChemAxon mono_mass 352.09468823 ChemAxon smiles C1CC2(C3C(CC(=O)C4=C(C=CC(=C34)C5=C2C(=C(C=C5)O)C1=O)O)O)O ChemAxon formula C20H16O6 ChemAxon inchi InChI=1S/C20H16O6/c21-10-3-1-8-9-2-4-11(22)17-12(23)5-6-20(26,18(9)17)19-14(25)7-13(24)16(10)15(8)19/h1-4,14,19,21-22,25-26H,5-7H2/t14-,19+,20-/m0/s1 ChemAxon inchikey GJIALGLHOBXNAT-KPOBHBOGSA-N ChemAxon