B33113313132313113313223313331323112331323331311233132313331323132313123231131
>>
B3311331313231311331322331333132311233132333131123313231333132313231312323113
<<
B33113313132313113313223313331323112331323331311233132313331323132313123231133
>>
B33113313132313113313223313331323112331323331311233132313331323132313123231132
>>