mol="CY4" Charge="0"
lab="O"	NH="0" 
lab="C"	NH="0" 
lab="CA"	NH="1" 
lab="N"	NH="2" 
lab="CB"	NH="2" 
lab="SG"	NH="0" 
lab="CA1"	NH="0" 
lab="CA2"	NH="2" 
lab="OA1"	NH="0" 
lab="CA3"	NH="2" 
lab="CA4"	NH="3" 
lab="OXT"	NH="1" 
