C1111121111331311211331333133313331313331323223313331311331311223132331   >>    C111112111133131121133133313331333131333132322331333131133131122313233   <<    C1111121111331311211331333133313331313331323223313331311331311223132333   >>      C1111121111331311211331333133313331313331323223313331311331311223132332   >>