The chemical with the SMILES O=C(Cn1nnc2ccccc21)c1cccc([N+](=O)[O-])c1 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}.
O=C(Cn1nnc2ccccc21)c1cccc([N+](=O)[O-])c1
O=C(Cn1nnc2ccccc21)c1cccc([N+](=O)[O-])c1
[3-[2-(benzotriazol-1-yl)acetyl]phenyl]-oxido-oxoazanium