B3311331313231311331322331333132313331322121133133313331333132332111113222311
>>
B331133131323131133132233133313231333132212113313331333133313233211111322231
<<
B3311331313231311331322331333132313331322121133133313331333132332111113222313
>>
B3311331313231311331322331333132313331322121133133313331333132332111113222312
>>