3845683 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3845683 > 2 > ChemIDplus > YX3980200 > NIOSH/YX3980200 > C. horridus horridus venom Crotalus horridus horridus venom Timber rattlesnake venom Venom, snake, Crotalus horridus horridus YX3980200 > YX3980200 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=YX3980200 $$$$