744951 -OEChem-02060822472D 1 0 0 0 0 0 0 0 0999 V2000 4.1896 1.2988 0.0000 Cf 0 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 244 M END > 0 > 0 > 744951 > 3 > ChemIDplus > 016044169 > 16044-16-9 244Cf Californium, isotope of mass 244 Californium-244 > 16044-16-9 > 016044169 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=016044169 > 167507 1 $$$$