B3311331313231311331322331333132313233313132213132313232233112331
>>
B331133131323131133132233133313231323331313221313231323223311233
<<
B3311331313231311331322331333132313233313132213132313232233112333
>>
B3311331313231311331322331333132313233313132213132313232233112332
>>