D112331312123313232233131333131231323132313113313223313221323221   >>    D11233131212331323223313133313123132313231311331322331322132322   <<    D112331312123313232233131333131231323132313113313223313221323223   >>      D112331312123313232233131333131231323132313113313223313221323222   >>