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 N-(3,4-dichlorophenyl)-3-(3-thiophen-3-yl-1,2,4-oxadiazol-5-yl)azetidine-1-carboxamide .
user
C16H12Cl2N4O2S
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