C31321211111333132331211113313331333133313331333133313331333131121211211   >>    C3132121111133313233121111331333133313331333133313331333133313112121121   <<    C31321211111333132331211113313331333133313331333133313331333131121211213   >>      C31321211111333132331211113313331333133313331333133313331333131121211212   >>