D2311233132233131323132333131313233313132333132333133112132313132323221   >>    D231123313223313132313233313131323331313233313233313311213231313232322   <<    D2311233132233131323132333131313233313132333132333133112132313132323223   >>      D2311233132233131323132333131313233313132333132333133112132313132323222   >>