The molecule with the SMILES O=C1Nc2ccccc2Nc2ncccc21 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=C1Nc2ccccc2Nc2ncccc21
O=C1Nc2ccccc2Nc2ncccc21
6,11-dihydropyrido[3,2-c][1,5]benzodiazepin-5-one