B33113313132313113313223313331323331323321133133313331333131232211331
>>
B3311331313231311331322331333132333132332113313331333133313123221133
<<
B33113313132313113313223313331323331323321133133313331333131232211333
>>
B33113313132313113313223313331323331323321133133313331333131232211332
>>