B3311331313231311331322331333132313331322121133133313331333131333133323123131
>>
B331133131323131133132233133313231333132212113313331333133313133313332312313
<<
B3311331313231311331322331333132313331322121133133313331333131333133323123133
>>
B3311331313231311331322331333132313331322121133133313331333131333133323123132
>>