C31232233133313221211113313331333133313331212111133121111112112331333132333231   >>    C3123223313331322121111331333133313331333121211113312111111211233133313233323   <<    C31232233133313221211113313331333133313331212111133121111112112331333132333233   >>      C31232233133313221211113313331333133313331212111133121111112112331333132333232   >>