C111123313121111121111331333133313331333131322113121111331312211323321   >>    C11112331312111112111133133313331333133313132211312111133131221132332   <<    C111123313121111121111331333133313331333131322113121111331312211323323   >>      C111123313121111121111331333133313331333131322113121111331312211323322   >>