You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 6-(4-methoxyphenyl)-3-methyl-N-[2-(3-oxo-6,7-dihydro-5H-cyclopenta[c]pyridazin-2-yl)ethyl]imidazo[2,1-b][1,3]thiazole-2-carboxamide into its molecular formula.
user
C23H23N5O3S
assistant