C13112133313331323321333133313331333133313331333133313331312322321111111113221   >>    C1311213331333132332133313331333133313331333133313331333131232232111111111322   <<    C13112133313331323321333133313331333133313331333133313331312322321111111113223   >>      C13112133313331323321333133313331333133313331333133313331312322321111111113222   >>