C31321211111333132331211113313331333133313331333133313331333133313123231313221   >>    C3132121111133313233121111331333133313331333133313331333133313331312323131322   <<    C31321211111333132331211113313331333133313331333133313331333133313123231313223   >>      C31321211111333132331211113313331333133313331333133313331333133313123231313222   >>