The compound with the SMILES representation of O=C1c2ccccc2NC2(CCCC2)N1O 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=C1c2ccccc2NC2(CCCC2)N1O
O=C1c2ccccc2NC2(CCCC2)N1O
3-hydroxyspiro[1H-quinazoline-2,1'-cyclopentane]-4-one