D11213232233132233131121323132313231323123232233132333133313232231231   >>    D1121323223313223313112132313231323132312323223313233313331323223123   <<    D11213232233132233131121323132313231323123232233132333133313232231233   >>      D11213232233132233131121323132313231323123232233132333133313232231232   >>