The chemical with the SMILES COC(=O)Cn1ccc(-c2ccc(Cl)cc2)c(C#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}.
COC(=O)Cn1ccc(-c2ccc(Cl)cc2)c(C#N)c1=O
COC(=O)Cn1ccc(-c2ccc(Cl)cc2)c(C#N)c1=O
methyl 2-[4-(4-chlorophenyl)-3-cyano-2-oxopyridin-1-yl]acetate