C1111133313331323223313331333133313311211111211331333131211211321
>>
C111113331333132322331333133313331331121111121133133313121121132
<<
C1111133313331323223313331333133313311211111211331333131211211323
>>
C1111133313331323223313331333133313311211111211331333131211211322
>>