C31321211111333132331211113313331333133313331333133313331333132332322221   >>    C3132121111133313233121111331333133313331333133313331333133313233232222   <<    C31321211111333132331211113313331333133313331333133313331333132332322223   >>      C31321211111333132331211113313331333133313331333133313331333132332322222   >>