C111123313121111121111331333133313331323232133313331313331323331211   >>    C11112331312111112111133133313331333132323213331333131333132333121   <<    C111123313121111121111331333133313331323232133313331313331323331213   >>      C111123313121111121111331333133313331323232133313331313331323331212   >>