C31321211111333132331211113313331333133313331333133313331312121221   >>    C3132121111133313233121111331333133313331333133313331333131212122   <<    C31321211111333132331211113313331333133313331333133313331312121223   >>      C31321211111333132331211113313331333133313331333133313331312121222   >>