B3311331313231311331322331333131133133313111333133313331323331323313111
>>
B331133131323131133132233133313113313331311133313331333132333132331311
<<
B3311331313231311331322331333131133133313111333133313331323331323313113
>>
B3311331313231311331322331333131133133313111333133313331323331323313112
>>