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 1-(3-methylthiophen-2-yl)-2-[(5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl)amino]ethanol ?
user
C13H15N5OS
assistant