661179 -OEChem-02060822452D 1 0 0 0 0 0 0 0 0999 V2000 4.3292 -5.0292 0.0000 Cs 3 4 0 0 0 0 0 0 0 0 0 0 M RAD 1 1 2 M ISO 1 1 136 M END > 0 > 0 > 661179 > 3 > ChemIDplus > 014234298 > 14234-29-8 Cesium, isotope of mass 136 Cesium-136 > 14234-29-8 > 014234298 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=014234298 > 6335316 1 $$$$