1<cg_molecule>
2  <name>HEX</name>
3  <ident>hexane</ident>
4  <topology>
5    <cg_beads>
6      <cg_bead>
7        <name>A1</name>
8        <type>A</type>
9        <mapping>UNITY</mapping>
10        <beads>1:hex:A1</beads>
11      </cg_bead>
12      <cg_bead>
13        <name>B</name>
14        <type>B</type>
15        <mapping>UNITY</mapping>
16        <beads>1:hex:B</beads>
17      </cg_bead>
18      <cg_bead>
19        <name>A2</name>
20        <type>A</type>
21        <mapping>UNITY</mapping>
22        <beads>1:hex:A2</beads>
23      </cg_bead>
24  </cg_beads>
25  <cg_bonded>
26    <bond>
27      <name>bond</name>
28      <beads>
29        A1 B
30        A2 B
31      </beads>
32    </bond>
33    <angle>
34      <name>angle</name>
35      <beads>
36        A1 B A2
37      </beads>
38    </angle>
39  </cg_bonded>
40  </topology>
41  <maps>
42    <map>
43      <name>UNITY</name>
44      <weights>1</weights>
45    </map>
46  </maps>
47</cg_molecule>
48