B331133131323131133132233133313113313132313113313331323223313231123311
>>
B33113313132313113313223313331311331313231311331333132322331323112331
<<
B331133131323131133132233133313113313132313113313331323223313231123313
>>
B331133131323131133132233133313113313132313113313331323223313231123312
>>