C111113331333132322331333133313331311233132333132313331323221323321111   >>    C11111333133313232233133313331333131123313233313231333132322132332111   <<    C111113331333132322331333133313331311233132333132313331323221323321113   >>      C111113331333132322331333133313331311233132333132313331323221323321112   >>