You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (3S)-3-amino-1-[2-methoxy-5-(1H-pyrazol-4-yl)pyridin-3-yl]-4-phenylbutan-2-one;(3S)-1-[2-methoxy-5-(1H-pyrazol-4-yl)pyridin-3-yl]-4-phenyl-3-(1,3-thiazol-4-ylmethylamino)butan-2-one .
user
C42H43N9O4S
assistant