You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[4-[[[(2R)-1-cyclohexylpropan-2-yl]amino]methyl]-1,3-thiazol-2-yl]-N-cyclopropylacetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C18H29N3OS
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