B331133131323131133132233133313231323131313331333133313123123231
>>
B33113313132313113313223313331323132313131333133313331312312323
<<
B331133131323131133132233133313231323131313331333133313123123233
>>
B331133131323131133132233133313231323131313331333133313123123232
>>