C31232233133313221211113313331333131211113313231333133332133313331311111211   >>    C3123223313331322121111331333133313121111331323133313333213331333131111121   <<    C31232233133313221211113313331333131211113313231333133332133313331311111213   >>      C31232233133313221211113313331333131211113313231333133332133313331311111212   >>