C31321211111333132331211113313331333133313331333133313331333133313112231211   >>    C3132121111133313233121111331333133313331333133313331333133313331311223121   <<    C31321211111333132331211113313331333133313331333133313331333133313112231213   >>      C31321211111333132331211113313331333133313331333133313331333133313112231212   >>