B331133131323131133132233133313231323132333133313121333132313231323211131
>>
B33113313132313113313223313331323132313233313331312133313231323132321113
<<
B331133131323131133132233133313231323132333133313121333132313231323211133
>>
B331133131323131133132233133313231323132333133313121333132313231323211132
>>