B3311331313231311331322331333131133133313111333133313231323332321
>>
B331133131323131133132233133313113313331311133313331323132333232
<<
B3311331313231311331322331333131133133313111333133313231323332323
>>
B3311331313231311331322331333131133133313111333133313231323332322
>>