The chemical with the SMILES COc1cc2nc(CCc3ccccc3)oc(=O)c2cc1OC 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}.
6,7-dimethoxy-2-(2-phenylethyl)-3,1-benzoxazin-4-one