744576 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 9.7349 -1.7724 0.0000 As 2 0 0 0 0 15 0 0 0 0 0 0 M ISO 1 1 77 M END > 0 > 0 > 744576 > 3 > ChemIDplus > 014687617 > 14687-61-7 77As Arsenic, isotope of mass 77 Arsenic-77 > 14687-61-7 > 014687617 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014687617 > 6337054 1 $$$$