3732731 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3732731 > 2 > ChemIDplus > 012157312 > 1,-Dihydro-7-isopropyl-3-(3-(5-isopropyl-3,8-dimethylazulen-1-yl)-2-oxido-4-oxocyclobut-2-en-1-ylidene)azulenylium 12157-31-2 EINECS 235-278-4 > 12157-31-2 > 012157312 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=012157312 $$$$