B33113313132313113313223313331311331323112331323133313331323323131121131
>>
B3311331313231311331322331333131133132311233132313331333132332313112113
<<
B33113313132313113313223313331311331323112331323133313331323323131121133
>>
B33113313132313113313223313331311331323112331323133313331323323131121132
>>