You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 5-[[7-(2-amino-2-methylpropanoyl)-6-methyl-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-4-yl]oxy]-N-[5-[1-(trifluoromethyl)cyclopropyl]-1,2-oxazol-3-yl]indole-1-carboxamide by IUPAC nomenclature, provide its molecular formula.
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C28H28F3N7O4
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