B331133131323131133132233133313231323331323323133313331323132313113313231323121
>>
B33113313132313113313223313331323132333132332313331333132313231311331323132312
<<
B331133131323131133132233133313231323331323323133313331323132313113313231323123
>>
B331133131323131133132233133313231323331323323133313331323132313113313231323122
>>