B331133131323131133132233133313233313132313231323133313133313231323111113111
>>
B33113313132313113313223313331323331313231323132313331313331323132311111311
<<
B331133131323131133132233133313233313132313231323133313133313231323111113113
>>
B331133131323131133132233133313233313132313231323133313133313231323111113112
>>