C31321211111333132331211113313331333133313331333133313331333133313332313222221   >>    C3132121111133313233121111331333133313331333133313331333133313331333231322222   <<    C31321211111333132331211113313331333133313331333133313331333133313332313222223   >>      C31321211111333132331211113313331333133313331333133313331333133313332313222222   >>