C1111133313331323223313331333133313112331322121111331313331121132311   >>    C111113331333132322331333133313331311233132212111133131333112113231   <<    C1111133313331323223313331333133313112331322121111331313331121132313   >>      C1111133313331323223313331333133313112331322121111331313331121132312   >>