D2323331323331313233313231133131122112312132313232233132313232313221   >>    D232333132333131323331323113313112211231213231323223313231323231322   <<    D2323331323331313233313231133131122112312132313232233132313232313223   >>      D2323331323331313233313231133131122112312132313232233132313232313222   >>