B331133131323131133132233133313231333132212113313331333133313331333133323223111
>>
B33113313132313113313223313331323133313221211331333133313331333133313332322311
<<
B331133131323131133132233133313231333132212113313331333133313331333133323223113
>>
B331133131323131133132233133313231333132212113313331333133313331333133323223112
>>