B331133131323131133132233133313233313132313231323133313133313231331123123121
>>
B33113313132313113313223313331323331313231323132313331313331323133112312312
<<
B331133131323131133132233133313233313132313231323133313133313231331123123123
>>
B331133131323131133132233133313233313132313231323133313133313231331123123122
>>