C1111133313331323223313331333133313112113313113313331323131121111
>>
C111113331333132322331333133313331311211331311331333132313112111
<<
C1111133313331323223313331333133313112113313113313331323131121113
>>
C1111133313331323223313331333133313112113313113313331323131121112
>>