You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(5-carbamimidoyl-2-hydroxyphenyl)-N-methyl-N-[3-methyl-4-(pyrrolidine-1-carbonyl)phenyl]acetamide;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H27ClN4O3
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