C31232233133313221211113313331333133313331212111133121111332123131   >>    C3123223313331322121111331333133313331333121211113312111133212313   <<    C31232233133313221211113313331333133313331212111133121111332123133   >>      C31232233133313221211113313331333133313331212111133121111332123132   >>