C31232233133313221211113313331333133313331212111133121111132331123231   >>    C3123223313331322121111331333133313331333121211113312111113233112323   <<    C31232233133313221211113313331333133313331212111133121111132331123233   >>      C31232233133313221211113313331333133313331212111133121111132331123232   >>