The chemical with the SMILES O=C(O)/C=C/c1ccc2c(-c3ccccc3)onc2c1 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=C(O)/C=C/c1ccc2c(-c3ccccc3)onc2c1
O=C(O)/C=C/c1ccc2c(-c3ccccc3)onc2c1
(E)-3-(3-phenyl-2,1-benzoxazol-6-yl)prop-2-enoic acid