B3311331313231311331322331333132313233313233313111323331323132313232213221
>>
B331133131323131133132233133313231323331323331311132333132313231323221322
<<
B3311331313231311331322331333132313233313233313111323331323132313232213223
>>
B3311331313231311331322331333132313233313233313111323331323132313232213222
>>