C31232233133313221211113313331333133313331212111133112113313331313211331   >>    C3123223313331322121111331333133313331333121211113311211331333131321133   <<    C31232233133313221211113313331333133313331212111133112113313331313211333   >>      C31232233133313221211113313331333133313331212111133112113313331313211332   >>