B331133131323131133132233133313231323132333133313133313311232313231131211
>>
B33113313132313113313223313331323132313233313331313331331123231323113121
<<
B331133131323131133132233133313231323132333133313133313311232313231131213
>>
B331133131323131133132233133313231323132333133313133313311232313231131212
>>