D3312121211331313331323221123313232213232233132313232332321111331   >>    D331212121133131333132322112331323221323223313231323233232111133   <<    D3312121211331313331323221123313232213232233132313232332321111333   >>      D3312121211331313331323221123313232213232233132313232332321111332   >>