You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N'-[(5-chloro-2-methylphenyl)methyl]-3-(2-methoxyethylamino)-1,2-oxazole-5-carboximidamide by IUPAC nomenclature, provide its molecular formula.
user
C15H19ClN4O2
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