C111123313121111121111331333133313331333133313331333133112111113331121131   >>    C11112331312111112111133133313331333133313331333133313311211111333112113   <<    C111123313121111121111331333133313331333133313331333133112111113331121133   >>      C111123313121111121111331333133313331333133313331333133112111113331121132   >>