D112331312123313232233131333131122112323223313131323331311112331   >>    D11233131212331323223313133313112211232322331313132333131111233   <<    D112331312123313232233131333131122112323223313131323331311112333   >>      D112331312123313232233131333131122112323223313131323331311112332   >>