You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[(3R)-3-aminopiperidin-1-yl]-3-but-2-ynyl-5-[2-phenyl-1-(1,2,5-thiadiazol-3-yl)ethyl]imidazo[4,5-d]pyridazin-4-one into its molecular formula.
user
C24H26N8OS
assistant