B331133131323131133132233133313232233132323133313331323132313112131
>>
B33113313132313113313223313331323223313232313331333132313231311213
<<
B331133131323131133132233133313232233132323133313331323132313112133
>>
B331133131323131133132233133313232233132323133313331323132313112132
>>