@Test
public void parseTH7() throws Exception {

    Graph g = Parser.parse("CC=C=C=[C@]=C=C=CC");
    assertThat(g.topologyOf(4).configuration(),
               is(Configuration.AL1));
    assertThat(g.permute(new int[]{1,0,2,3,4,5,6,7,8})
                        .toSmiles(),
               is("C(C)=C=C=[C@@]=C=C=CC"));
}