198113 -OEChem-02060822412D 1 0 0 0 0 0 0 0 0999 V2000 0.0000 0.0000 0.0000 Th 0 0 0 0 0 0 0 0 0 0 0 0 M ISO 1 1 228 M END > 0 > 0 > 198113 > 3 > ChemIDplus > 014274829 > 14274-82-9 228Th Thorium, isotope of mass 228 Thorium-228 > 14274-82-9 > 014274829 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014274829 > 61724 1 $$$$