B331133131323131133132233133313231323133313331331123231333132223312231
>>
B33113313132313113313223313331323132313331333133112323133313222331223
<<
B331133131323131133132233133313231323133313331331123231333132223312233
>>
B331133131323131133132233133313231323133313331331123231333132223312232
>>