C3123223313331322121111331333133313331333121211111211113323322321   >>    C312322331333132212111133133313331333133312121111121111332332232   <<    C3123223313331322121111331333133313331333121211111211113323322323   >>      C3123223313331322121111331333133313331333121211111211113323322322   >>