C31321211111333132331211113313331333133313331333133313331333133112213232221   >>    C3132121111133313233121111331333133313331333133313331333133313311221323222   <<    C31321211111333132331211113313331333133313331333133313331333133112213232223   >>      C31321211111333132331211113313331333133313331333133313331333133112213232222   >>