C31321211111333132331211113313331333133313331333133313331333133112311121   >>    C3132121111133313233121111331333133313331333133313331333133313311231112   <<    C31321211111333132331211113313331333133313331333133313331333133112311123   >>      C31321211111333132331211113313331333133313331333133313331333133112311122   >>