IUPAC: ({6-[(1E)-2-{methyl[(3-methyl-1-benzofuran-2-yl)methyl]carbamoyl}eth-1-en-1-yl]-2-oxo-1,2,3,4-tetrahydro-1,8-naphthyridin-1-yl}methoxy)phosphonic acid

SMILES: CN(Cc1oc2ccccc2c1C)C(=O)\C=C\c1cnc2N(COP(O)(O)=O)C(=O)CCc2c1