C31232233133313221211113313331333132313331322121111331312113313123233211111   >>    C3123223313331322121111331333133313231333132212111133131211331312323321111   <<    C31232233133313221211113313331333132313331322121111331312113313123233211113   >>      C31232233133313221211113313331333132313331322121111331312113313123233211112   >>