[化] diastereoisomer, diastereoisomeride, diastereomer, diastreoisomers
fēi duì yìng yì gòu tǐ ㄈㄟ ㄉㄨㄟˋ ㄧㄥˋ ㄧˋ ㄍㄡˋ ㄊㄧˇ