C111123313121111121111331333133313331333133313331333133313331322332323321   >>    C11112331312111112111133133313331333133313331333133313331333132233232332   <<    C111123313121111121111331333133313331333133313331333133313331322332323323   >>      C111123313121111121111331333133313331333133313331333133313331322332323322   >>