mol="PGH" Charge="0"
lab="C1"	NH="0" 
lab="C2"	NH="2" 
lab="N2"	NH="1" 
lab="O2"	NH="1" 
lab="O1"	NH="0" 
lab="O1P"	NH="0" 
lab="O2P"	NH="0" 
lab="O3P"	NH="1" 
lab="O4P"	NH="1" 
lab="P"	NH="0" 
