You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methyl-2-[4-[[2-[[(R)-phenyl(pyridin-2-yl)methyl]carbamoyl]-1,3-thiazolidin-3-yl]sulfonyl]phenyl]propanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H27N3O5S2
assistant