B3311331313231311331322331333132313331322331323133313331333131133131111112311
>>
B331133131323131133132233133313231333132233132313331333133313113313111111231
<<
B3311331313231311331322331333132313331322331323133313331333131133131111112313
>>
B3311331313231311331322331333132313331322331323133313331333131133131111112312
>>