You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please identify the SMILES representation of the molecule named N-(4-ethylphenyl)-2-oxo-8-prop-2-enylchromene-3-carboxamide .
user
C=CCC1=CC=CC2=C1OC(=O)C(C(=O)NC1=CC=C(CC)C=C1)=C2
assistant