C31321211111333132331211113313331333133313331333133313331311233211   >>    C3132121111133313233121111331333133313331333133313331333131123321   <<    C31321211111333132331211113313331333133313331333133313331311233213   >>      C31321211111333132331211113313331333133313331333133313331311233212   >>