The chemical with the SMILES representation of O=C1C=CC(=C2N=CC=C(c3cccs3)N2)C=C1 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=CC(=C2N=CC=C(c3cccs3)N2)C=C1
O=C1C=CC(=C2N=CC=C(c3cccs3)N2)C=C1
4-(6-thiophen-2-yl-1H-pyrimidin-2-ylidene)cyclohexa-2,5-dien-1-one