3728967 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3728967 > 2 > ChemIDplus > 003212280 > 1,5,2,4-Ethanediylidenecyclopenta(cd)pentalene, 1,5,6,6,6a,7-hexachlorodecahydro- 25667-65-6 3212-28-0 Photoisodrin > 25667-65-6 3212-28-0 > 003212280 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=003212280 $$$$