D11213232233132233131121323132313231232313232233132333133313132312112331   >>    D1121323223313223313112132313231323123231323223313233313331313231211233   <<    D11213232233132233131121323132313231232313232233132333133313132312112333   >>      D11213232233132233131121323132313231232313232233132333133313132312112332   >>