C31232233133313221211113313331333133313331212111113112113113121   >>    C3123223313331322121111331333133313331333121211111311211311312   <<    C31232233133313221211113313331333133313331212111113112113113123   >>      C31232233133313221211113313331333133313331212111113112113113122   >>