The molecule with the SMILES COC1=CC([N+](=O)[O-])=C/C(=C\NNC(=O)CC#N)C1=O is not an inhibitor of factor XIa (FXIa).
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-846#not &NULL}{MUV-846__names__noun}.
2-cyano-N'-[(E)-(5-methoxy-3-nitro-6-oxidanylidene-cyclohexa-2,4-dien-1-ylidene)methyl]ethanehydrazide