SelectAtom 'name="CA"' 
ListSelectedAtom 
SelectAtom 'name="C"' 
ListSelectedAtom 
SelectAtom 'name="C*"' 
ListSelectedAtom 
SelectAtom 'name="N"' 
ListSelectedAtom 
SelectAtom 'name="H*"' 
ListSelectedAtom 
CalcAtom 'H*' 
SelectAtom 'name="H*"' 
ListSelectedAtom 
SelectAtom 'name="HN"' 
ListSelectedAtom 
SelectAtom 'name="N" or name="HN"' 
ListSelectedAtom