B3311331313231311331322331333131133133313233213231333133313121111211331
>>
B331133131323131133132233133313113313331323321323133313331312111121133
<<
B3311331313231311331322331333131133133313233213231333133313121111211333
>>
B3311331313231311331322331333131133133313233213231333133313121111211332
>>