You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(4-amino-1,2,5-oxadiazol-3-yl)-N-[1-[4-(2-amino-2-oxoethoxy)-3-methoxyphenyl]ethylideneamino]-5-propan-2-yltriazole-4-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H23N9O5
assistant