The chemical with the SMILES representation of O=C(Nc1ccc(Cl)cc1)Nc1nnc(SCc2ccccc2)s1 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}.
1-(5-benzylsulfanyl-1,3,4-thiadiazol-2-yl)-3-(4-chlorophenyl)urea