D11221123122332313123231323223313232233133313232313231323131323331   >>    D1122112312233231312323132322331323223313331323231323132313132333   <<    D11221123122332313123231323223313232233133313232313231323131323333   >>      D11221123122332313123231323223313232233133313232313231323131323332   >>