D2323331323331313233313231133131122112312132313232233132313331323221123231   >>    D232333132333131323331323113313112211231213231323223313231333132322112323   <<    D2323331323331313233313231133131122112312132313232233132313331323221123233   >>      D2323331323331313233313231133131122112312132313232233132313331323221123232   >>