C31321211111333132331211113313331333133313331333133313331333132223131211   >>    C3132121111133313233121111331333133313331333133313331333133313222313121   <<    C31321211111333132331211113313331333133313331333133313331333132223131213   >>      C31321211111333132331211113313331333133313331333133313331333132223131212   >>