You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[[6-ethyl-5-[2-[3-ethyl-4-(2-methylpropyl)phenyl]-1,3-thiazol-5-yl]pyridin-2-yl]methyl]azetidine-3-carboxylic acid ?
user
C27H33N3O2S
assistant