C11111333133313232233133313331333133313331313331333133313331333133313221323311   >>    C1111133313331323223313331333133313331333131333133313331333133313331322132331   <<    C11111333133313232233133313331333133313331313331333133313331333133313221323313   >>      C11111333133313232233133313331333133313331313331333133313331333133313221323312   >>