B3311331313231311331322331333132313233313231333131133131133131323221111
>>
B331133131323131133132233133313231323331323133313113313113313132322111
<<
B3311331313231311331322331333132313233313231333131133131133131323221113
>>
B3311331313231311331322331333132313233313231333131133131133131323221112
>>