B3311331313231311331322331333132322121111121111331311331311331121133131
>>
B331133131323131133132233133313232212111112111133131133131133112113313
<<
B3311331313231311331322331333132322121111121111331311331311331121133133
>>
B3311331313231311331322331333132322121111121111331311331311331121133132
>>