The chemical with the SMILES CCC(=O)Nc1ccc(NC(=S)NC(=O)/C=C/c2ccccc2)cc1 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}.
(E)-3-phenyl-N-[[4-(propanoylamino)phenyl]carbamothioyl]prop-2-enamide