D112331312123313232233131333131122112323223313131313231323132322131   >>    D11233131212331323223313133313112211232322331313131323132313232213   <<    D112331312123313232233131333131122112323223313131313231323132322133   >>      D112331312123313232233131333131122112323223313131313231323132322132   >>