B331133131323131133132233133313231333132233132313331333133112223111
>>
B33113313132313113313223313331323133313223313231333133313311222311
<<
B331133131323131133132233133313231333132233132313331333133112223113
>>
B331133131323131133132233133313231333132233132313331333133112223112
>>