D121212122132313231323233231323223313233313232212111113231323132312331   >>    D12121212213231323132323323132322331323331323221211111323132313231233   <<    D121212122132313231323233231323223313233313232212111113231323132312333   >>      D121212122132313231323233231323223313233313232212111113231323132312332   >>