C3132121111331312113313331333133313331323311211113313221211331311233132322311   >>    C313212111133131211331333133313331333132331121111331322121133131123313232231   <<    C3132121111331312113313331333133313331323311211113313221211331311233132322313   >>      C3132121111331312113313331333133313331323311211113313221211331311233132322312   >>