B331133131323131133132233133313231333131211331333112331323132313231323321
>>
B33113313132313113313223313331323133313121133133311233132313231323132332
<<
B331133131323131133132233133313231333131211331333112331323132313231323323
>>
B331133131323131133132233133313231333131211331333112331323132313231323322
>>