D1212121221323132313232332313232233132313233313331313231333131321111   >>    D121212122132313231323233231323223313231323331333131323133313132111   <<    D1212121221323132313232332313232233132313233313331313231333131321113   >>      D1212121221323132313232332313232233132313233313331313231333131321112   >>