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原料藥名稱

Name

關(guān)鍵中間體

Key intermediate

4-(2-Pyridinyl)- benzaldehyde

N-(Methoxycarbonyl)-L-tert-leucine

Tert-Butyl[(1S)-1-(2R)-Oxiranyl-2-Phenylethyl]carbamate

2-[[4-(2-Pyridinyl)phenyl]methylene]- hydrazin

127406-56-8

162537-11-3

98760-08-8

198904-84-6

198904-86-8