C31232233133313221211113313331333133313331212111133121111121322321   >>    C3123223313331322121111331333133313331333121211113312111112132232   <<    C31232233133313221211113313331333133313331212111133121111121322323   >>      C31232233133313221211113313331333133313331212111133121111121322322   >>