B3311331313231311331322331333132313231323331333131133131232313231323123231
>>
B331133131323131133132233133313231323132333133313113313123231323132312323
<<
B3311331313231311331322331333132313231323331333131133131232313231323123233
>>
B3311331313231311331322331333132313231323331333131133131232313231323123232
>>