B33113313132313113313223313331323131133131311331333132322331312323132313123231
>>
B3311331313231311331322331333132313113313131133133313232233131232313231312323
<<
B33113313132313113313223313331323131133131311331333132322331312323132313123233
>>
B33113313132313113313223313331323131133131311331333132322331312323132313123232
>>