B3311331313231311331322331333131133133313231133133313132313123131
>>
B331133131323131133132233133313113313331323113313331313231312313
<<
B3311331313231311331322331333131133133313231133133313132313123133
>>
B3311331313231311331322331333131133133313231133133313132313123132
>>