C3123223313331322121111331333133313331333121211113313331233132311211131   >>    C312322331333132212111133133313331333133312121111331333123313231121113   <<    C3123223313331322121111331333133313331333121211113313331233132311211133   >>      C3123223313331322121111331333133313331333121211113313331233132311211132   >>