The chemical with the SMILES CCCN(CCC)CCNc1c(N2CCN(C(=O)OCC)CC2)c(=O)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}.
ethyl 4-[2-[2-(dipropylamino)ethylamino]-3,4-dioxocyclobuten-1-yl]piperazine-1-carboxylate