The chemical with the SMILES CC(=O)N1N=C(c2ccncc2)OC12CCCCC2 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-(2-pyridin-4-yl-1-oxa-3,4-diazaspiro[4.5]dec-2-en-4-yl)ethanone