C3123223313331322121111331333133313231333133313331312111133131323331   >>    C312322331333132212111133133313331323133313331333131211113313132333   <<    C3123223313331322121111331333133313231333133313331312111133131323333   >>      C3123223313331322121111331333133313231333133313331312111133131323332   >>