B3311331313231311331322331333132313132313331323223313233313231323131232213221
>>
B331133131323131133132233133313231313231333132322331323331323132313123221322
<<
B3311331313231311331322331333132313132313331323223313233313231323131232213223
>>
B3311331313231311331322331333132313132313331323223313233313231323131232213222
>>