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-ethyl-3-[2-(3-ethyl-1,2,4-triazol-4-yl)ethyl]-2-[(5-sulfamoylthiophen-2-yl)methyl]guanidine ?
user
C14H23N7O2S2
assistant