B3311331313231311331322331333132313331322121133133313331333132332111113112131
>>
B331133131323131133132233133313231333132212113313331333133313233211111311213
<<
B3311331313231311331322331333132313331322121133133313331333132332111113112133
>>
B3311331313231311331322331333132313331322121133133313331333132332111113112132
>>