You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3,7,14-tris(1-fluoropropyl)-1,3,5,7,9,11,14-heptakis(2-methylpropyl)-2,4,6,8,10,12,13,15,16-nonaoxa-1,3,5,7,9,11,14-heptasilatricyclo[7.3.3.15,11]hexadecane is the IUPAC name of a molecule. Please give its molecular formula.
user
C37H81F3O9Si7
assistant