You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3-propoxyphenyl) N-[3-(1,2,3,5,8,8a-hexahydroindolizin-7-yl)-1-benzothiophen-5-yl]carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H28N2O3S
assistant