3845572 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3845572 > 2 > ChemIDplus > YX3969900 > NIOSH/YX3969900 > A. contortrix mokasen venom Agkistrodon contortrix mokasen venom Northern copperhead venom Venom, snake, Agkistrodon contortrix mokasen YX3969900 > YX3969900 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=YX3969900 $$$$