D12121323331313223313233313131313231323223313131323331323113231   >>    D1212132333131322331323331313131323132322331313132333132311323   <<    D12121323331313223313233313131313231323223313131323331323113233   >>      D12121323331313223313233313131313231323223313131323331323113232   >>