mol="PYD" Charge="0"
lab="N1'"	NH="0" 
lab="C2'"	NH="0" 
lab="CM2"	NH="3" 
lab="N3'"	NH="0" 
lab="C4'"	NH="0" 
lab="N4'"	NH="2" 
lab="C5'"	NH="0" 
lab="C6'"	NH="1" 
lab="C7'"	NH="3" 
