B3311331313231311331322331333132313331322331323133313331333132332133222311
>>
B331133131323131133132233133313231333132233132313331333133313233213322231
<<
B3311331313231311331322331333132313331322331323133313331333132332133222313
>>
B3311331313231311331322331333132313331322331323133313331333132332133222312
>>