B3311331313231311331322331333132313231323331333131121133132313332323321
>>
B331133131323131133132233133313231323132333133313112113313231333232332
<<
B3311331313231311331322331333132313231323331333131121133132313332323323
>>
B3311331313231311331322331333132313231323331333131121133132313332323322
>>