You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[5,13-dihydroxy-6,10-dimethyl-5-[(5-pyridin-4-yl-1H-1,2,4-triazol-3-yl)sulfanylmethyl]-17-pentacyclo[13.2.2.01,9.02,6.010,15]nonadeca-16,18-dienyl]-(2-phenylphenyl)methanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C42H44N4O3S
assistant