You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[(3R,4S)-1-(2-ethoxy-2-oxoethyl)-4-[4-[4-(N'-hydroxycarbamimidoyl)phenyl]piperazin-1-yl]piperidin-3-yl]acetic acid .
user
C22H33N5O5
assistant