You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 2-(1-ethyl-2-oxabicyclo[2.1.1]hexan-4-yl)-7-propan-2-yloxyimidazo[1,2-a]pyridine-6-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H24N2O4
assistant