C31232233133313221211113313331333132313331322121111121111113313332223132231   >>    C3123223313331322121111331333133313231333132212111112111111331333222313223   <<    C31232233133313221211113313331333132313331322121111121111113313332223132233   >>      C31232233133313221211113313331333132313331322121111121111113313332223132232   >>