D12121323331313223313233313131323133313233313132333132322332331   >>    D1212132333131322331323331313132313331323331313233313232233233   <<    D12121323331313223313233313131323133313233313132333132322332333   >>      D12121323331313223313233313131323133313233313132333132322332332   >>