You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-[4-hydroxy-2-[3-(2-hydroxyphenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]-1,3-thiazol-5-yl]indol-2-one into molecular formula.
user
C26H18N4O3S
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