C31321211111333132331211113313331333133313331333133313233111111   >>    C3132121111133313233121111331333133313331333133313331323311111   <<    C31321211111333132331211113313331333133313331333133313233111113   >>      C31321211111333132331211113313331333133313331333133313233111112   >>