莱茵生物：植物提取物莽草酸是奥司他韦的生产原料之一，公司掌握整套莽草酸提取工艺

Group 1 - The company, 莱茵生物, confirmed that the plant extract, 莽草酸, is one of the raw materials for the production of the antiviral drug, 奥司他韦 [2] - The company has mastered the complete extraction process of 莽草酸 and maintains a certain level of inventory to respond to market demand [2]