The cover image is based on the Regular Article Chiral separation of underivatized amino acids in supercritical fluid chromatography with chiral crown ether derived column by Larry Miller and Lei Yue, https://doi.org/10.1002/chir.23204.

中文翻译：

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封面图片，第32卷，第7期

封面图像基于拉里·米勒（Larry Miller）和雷岳（Lei Yue）的手性冠醚衍生色谱柱在超临界流体色谱中对未衍生氨基酸的常规文章手性分离，https：//doi.org/10.1002/chir.23204。