You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 3-[2-[2-hydroxy-1-[4-(2-hydroxyethyl)piperazin-1-yl]propoxy]phenyl]but-2-enoic acid using the IUPAC nomenclature.
user
C19H28N2O5
assistant