You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name methyl 3-[[2-(4-phenyl-1,2,4-triazol-3-yl)pyrrolidine-1-carbonyl]amino]thiophene-2-carboxylate ?
user
C19H19N5O3S
assistant