B3311331313231311331322331333132313231323331333131323223313231323131232311
>>
B331133131323131133132233133313231323132333133313132322331323132313123231
<<
B3311331313231311331322331333132313231323331333131323223313231323131232313
>>
B3311331313231311331322331333132313231323331333131323223313231323131232312
>>