744677 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 10.0833 0.9504 0.0000 Np -3 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 234 M END > 0 > 0 > 744677 > 3 > ChemIDplus > 015116902 > 15116-90-2 234Np Neptunium, isotope of mass 234 Neptunium-234 > 15116-90-2 > 015116902 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=015116902 > 167240 1 $$$$