mol="GAG" Charge="0"
lab="O20"	NH="1" 
lab="C2"	NH="0" 
lab="C1"	NH="0" 
lab="COO"	NH="0" 
lab="O12"	NH="1" 
lab="O11"	NH="0" 
lab="C5"	NH="1" 
lab="O4"	NH="0" 
lab="N3"	NH="0" 
