B33113313132313113313223313331323132333132332313331333133313233111211
>>
B3311331313231311331322331333132313233313233231333133313331323311121
<<
B33113313132313113313223313331323132333132332313331333133313233111213
>>
B33113313132313113313223313331323132333132332313331333133313233111212
>>