The molecular species with the SMILES O=C1CCN(S(=O)(=O)c2ccc(Br)cc2)CCN1 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-(4-bromophenyl)sulfonyl-1,4-diazepan-5-one