D2323331323331313233313231133131122112312132313232233132313331323132322123121   >>    D232333132333131323331323113313112211231213231323223313231333132313232212312   <<    D2323331323331313233313231133131122112312132313232233132313331323132322123123   >>      D2323331323331313233313231133131122112312132313232233132313331323132322123122   >>