The chemical with the SMILES representation of O=C1C=C(c2ccccc2)C(O)(c2ccccc2)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=C(c2ccccc2)C(O)(c2ccccc2)C1
O=C1C=C(c2ccccc2)C(O)(c2ccccc2)C1
4-hydroxy-3,4-diphenylcyclopent-2-en-1-one