B33113313132313113313223313331323132313233313331313331333132332123231312111
>>
B3311331313231311331322331333132313231323331333131333133313233212323131211
<<
B33113313132313113313223313331323132313233313331313331333132332123231312113
>>
B33113313132313113313223313331323132313233313331313331333132332123231312112
>>