发明授权
US5021240A WS7622A, B, C and D substances, derivatives thereof, processes for preparation thereof and use thereof 失效
WS7622A,B,C和D物质,其衍生物,其制备方法和用途

WS7622A, B, C and D substances, derivatives thereof, processes for
preparation thereof and use thereof
摘要:
The present invention relates to new WS7622A, B, C and/or D substances, derivatives thereof and pharmaceutical compositions containing the new substances as active ingredients.
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