C31321211111333132331211113313331333133313331333133313331333133112321331   >>    C3132121111133313233121111331333133313331333133313331333133313311232133   <<    C31321211111333132331211113313331333133313331333133313331333133112321333   >>      C31321211111333132331211113313331333133313331333133313331333133112321332   >>