| 英文名称: | | alpha)-thiazolidineacetic acid, 3-ethyl-4-oxo-5-pyrrolidin-1-yl-delta(sup e | | 2-(3-ethyl-4-oxo-5-pyrrolidin-1-yl-2-thiazolidinylidene)acetic acid ethyl est | | 2-(3-ethyl-4-oxo-5-pyrrolidin-1-yl-2-thiazolidinylidene)-acetic aci ethyl | | alpha)-thiazolidineacetic acid,3-ethyl-4-oxo-5-pyrrolidin-1-yl-delta(sup ethyl ester |
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