The molecule with the SMILES O=C1CCCC2=C1C(Cc1ccccc1)C1=C(CCCC1=O)O2 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}.
O=C1CCCC2=C1C(Cc1ccccc1)C1=C(CCCC1=O)O2
O=C1CCCC2=C1C(Cc1ccccc1)C1=C(CCCC1=O)O2
9-benzyl-3,4,5,6,7,9-hexahydro-2H-xanthene-1,8-dione