B331133131323131133132233133313231323133313331331123231323132323323111
>>
B33113313132313113313223313331323132313331333133112323132313232332311
<<
B331133131323131133132233133313231323133313331331123231323132323323113
>>
B331133131323131133132233133313231323133313331331123231323132323323112
>>