@Test
public void dontMarkRingBondsInBezeneAsUnspecified() {

    IAtomContainer m = new AtomContainer();
    m.addAtom(atom("C", 1, -1.299, 0.750));
    m.addAtom(atom("C", 1, 0.000, 1.500));
    m.addAtom(atom("C", 1, 1.299, 0.750));
    m.addAtom(atom("C", 1, 1.299, -0.750));
    m.addAtom(atom("C", 1, 0.000, -1.500));
    m.addAtom(atom("C", 1, -1.299, -0.750));
    m.addBond(0, 1, IBond.Order.DOUBLE);
    m.addBond(1, 2, IBond.Order.SINGLE);
    m.addBond(2, 3, IBond.Order.DOUBLE);
    m.addBond(3, 4, IBond.Order.SINGLE);
    m.addBond(4, 5, IBond.Order.DOUBLE);
    m.addBond(0, 5, IBond.Order.SINGLE);
    NonplanarBonds.assign(m);
    for (IBond bond : m.bonds()) {
        assertThat(bond.getStereo(), is(IBond.Stereo.NONE));   
    }
}