B331133131323131133132233133313231333132212113313331333133313221231311331
>>
B33113313132313113313223313331323133313221211331333133313331322123131133
<<
B331133131323131133132233133313231333132212113313331333133313221231311333
>>
B331133131323131133132233133313231333132212113313331333133313221231311332
>>