C132233133112121111331333133313331312121111133313331333131232113231   >>    C13223313311212111133133313331333131212111113331333133313123211323   <<    C132233133112121111331333133313331312121111133313331333131232113233   >>      C132233133112121111331333133313331312121111133313331333131232113232   >>