B3311331313231311331322331333132313233313231333131121333132313331323123122331
>>
B331133131323131133132233133313231323331323133313112133313231333132312312233
<<
B3311331313231311331322331333132313233313231333131121333132313331323123122333
>>
B3311331313231311331322331333132313233313231333131121333132313331323123122332
>>