C31232233133313221211113313331333133313331212111133132331133132212112323331   >>    C3123223313331322121111331333133313331333121211113313233113313221211232333   <<    C31232233133313221211113313331333133313331212111133132331133132212112323333   >>      C31232233133313221211113313331333133313331212111133132331133132212112323332   >>