You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[5-tert-butyl-2-[4-(hydroxymethyl)phenyl]pyrazol-3-yl]-3-[2,3-dichloro-4-[6-[2-(dimethylamino)ethylcarbamoylamino]pyrimidin-4-yl]oxyphenyl]urea is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H35Cl2N9O4
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