C31232233133313221211113313331333133313331212111133121111133313331233132332321   >>    C3123223313331322121111331333133313331333121211113312111113331333123313233232   <<    C31232233133313221211113313331333133313331212111133121111133313331233132332323   >>      C31232233133313221211113313331333133313331212111133121111133313331233132332322   >>