You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance [(Z,1R)-1-[3-(benzimidazol-1-yl)propanoylamino]-3-[(E)-2-ethoxyprop-1-enyl]hex-3-enyl]boronic acid .
user
C21H30BN3O4
assistant