C31232233133313221211113313331333133313331212111133132331123123231   >>    C3123223313331322121111331333133313331333121211113313233112312323   <<    C31232233133313221211113313331333133313331212111133132331123123233   >>      C31232233133313221211113313331333133313331212111133132331123123232   >>