B33113313132313113313223313331323131323133313232233132313331323222313112111
>>
B3311331313231311331322331333132313132313331323223313231333132322231311211
<<
B33113313132313113313223313331323131323133313232233132313331323222313112113
>>
B33113313132313113313223313331323131323133313232233132313331323222313112112
>>