The molecular species with the SMILES O=C1C=C(Nc2ccccc2O)c2ccccc2C1=O is not an inhibitor of the EPH receptor A4.
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-689#not &NULL}{MUV-689__names__noun}.
O=C1C=C(Nc2ccccc2O)c2ccccc2C1=O
O=C1C=C(Nc2ccccc2O)c2ccccc2C1=O
4-(2-hydroxyanilino)naphthalene-1,2-dione