B3311331313231311331322331333132313231323331333131333133313231322121111
>>
B331133131323131133132233133313231323132333133313133313331323132212111
<<
B3311331313231311331322331333132313231323331333131333133313231322121113
>>
B3311331313231311331322331333132313231323331333131333133313231322121112
>>