C31321211111333132331211113313331333133313331333133313331333133112111133222221   >>    C3132121111133313233121111331333133313331333133313331333133313311211113322222   <<    C31321211111333132331211113313331333133313331333133313331333133112111133222223   >>      C31321211111333132331211113313331333133313331333133313331333133112111133222222   >>