B3311331313231311331322331333132313331323131323223313331323132313232331231
>>
B331133131323131133132233133313231333132313132322331333132313231323233123
<<
B3311331313231311331322331333132313331323131323223313331323132313232331233
>>
B3311331313231311331322331333132313331323131323223313331323132313232331232
>>