B3311331313231311331322331333132333131323132313231333133313233313123122321
>>
B331133131323131133132233133313233313132313231323133313331323331312312232
<<
B3311331313231311331322331333132333131323132313231333133313233313123122323
>>
B3311331313231311331322331333132333131323132313231333133313233313123122322
>>