mol="NPU" Charge="0"
lab="O1"	NH="1" 
lab="C2"	NH="3" 
lab="N2"	NH="2" 
lab="CA2"	NH="1" 
lab="CB2"	NH="1" 
lab="CD3"	NH="1" 
lab="CD4"	NH="1" 
lab="CE3"	NH="1" 
lab="CE4"	NH="1" 
lab="CG2"	NH="0" 
lab="CZ2"	NH="1" 
