B33113313132313113313223313331323133313221211331333133313331333132332123131231
>>
B3311331313231311331322331333132313331322121133133313331333133313233212313123
<<
B33113313132313113313223313331323133313221211331333133313331333132332123131233
>>
B33113313132313113313223313331323133313221211331333133313331333132332123131232
>>