C31232233133313221211113313331333133313331212111133133313233313331311322121   >>    C3123223313331322121111331333133313331333121211113313331323331333131132212   <<    C31232233133313221211113313331333133313331212111133133313233313331311322123   >>      C31232233133313221211113313331333133313331212111133133313233313331311322122   >>