You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-(cyclopentylcarbamoylamino)-3-[2-hydroxy-5-[2-(hydroxymethyl)phenyl]phenyl]-1-pyridin-3-ylpropylidene]azanide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H29N4O3-
assistant