3845922 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3845922 > 2 > ChemIDplus > YX4003300 > NIOSH/YX4003300 > Latrodectus mactans mactans venom Venom, spider, Latrodectus mactans mactans YX4003300 > YX4003300 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=YX4003300 $$$$