huánbǐngyùntóng

== Mandarin == === Romanization === huánbǐngyùntóng (Zhuyin ㄏㄨㄢˊ ㄅㄧㄥˇ ㄩㄣˋ ㄊㄨㄥˊ) Hanyu Pinyin reading of 環丙孕酮 / 环丙孕酮