C31232233133313221211113313331333133313331212111133133322121111331212121   >>    C3123223313331322121111331333133313331333121211113313332212111133121212   <<    C31232233133313221211113313331333133313331212111133133322121111331212123   >>      C31232233133313221211113313331333133313331212111133133322121111331212122   >>