C31232233133313221211113313331333133313331212111111331311331333221   >>    C3123223313331322121111331333133313331333121211111133131133133322   <<    C31232233133313221211113313331333133313331212111111331311331333223   >>      C31232233133313221211113313331333133313331212111111331311331333222   >>