D331122213231333131313231322331323223313231333132333131232322111   >>    D33112221323133313131323132233132322331323133313233313123232211   <<    D331122213231333131313231322331323223313231333132333131232322113   >>      D331122213231333131313231322331323223313231333132333131232322112   >>