You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-butan-2-yl-1-[4-[4-(4-hydroxyphenyl)piperazin-1-yl]phenyl]-1-methanimidoylurea The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H29N5O2
assistant