B3311331313231311331322331333131133133313111333133313331311211332331
>>
B331133131323131133132233133313113313331311133313331333131121133233
<<
B3311331313231311331322331333131133133313111333133313331311211332333
>>
B3311331313231311331322331333131133133313111333133313331311211332332
>>