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<cg_molecule>
<name>ppn</name>
<ident>propane</ident>
<topology>
<cg_beads>
<cg_bead>
<name>b1</name>
<type>CH3</type>
<symmetry>1</symmetry>
<mapping>A</mapping>
<beads> 1:ppn:C1 1:ppn:H4 1:ppn:H5 1:ppn:H6 </beads>
</cg_bead>
<cg_bead>
<name>b2</name>
<type>CH2</type>
<symmetry>1</symmetry>
<mapping>B</mapping>
<beads> 1:ppn:C2 1:ppn:H7 1:ppn:H8 </beads>
</cg_bead>
<cg_bead>
<name>b3</name>
<type>CH3</type>
<symmetry>1</symmetry>
<mapping>A</mapping>
<beads> 1:ppn:C3 1:ppn:H9 1:ppn:H10 1:ppn:H11 </beads>
</cg_bead>
</cg_beads>
<cg_bonded>
<bond>
<name>bond</name>
<beads>
b1 b2
b3 b2
</beads>
</bond>
<angle>
<name>angle</name>
<beads>
b1 b2 b3
</beads>
</angle>
</cg_bonded>
</topology>
<maps>
<map>
<name>A</name>
<weights> 12 1 1 1 </weights>
</map>
<map>
<name>B</name>
<weights> 12 1 1 </weights>
</map>
</maps>
</cg_molecule>
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