3770503 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3770503 > 2 > ChemIDplus > 077923821 > 77923-82-1 EINECS 278-794-5 Hexahydro-2,5,5-trimethyl-2H-2,4a-methanonaphthalen-1(5H)-one > 77923-82-1 > 077923821 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=077923821 $$$$