C31232233133313221211113313331333133313331212111133133313311211111   >>    C3123223313331322121111331333133313331333121211113313331331121111   <<    C31232233133313221211113313331333133313331212111133133313311211113   >>      C31232233133313221211113313331333133313331212111133133313311211112   >>