The chemical with the SMILES O=C(c1ccco1)c1cc2c(ccc3ccccc32)oc1=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}.
O=C(c1ccco1)c1cc2c(ccc3ccccc32)oc1=O
O=C(c1ccco1)c1cc2c(ccc3ccccc32)oc1=O
2-(furan-2-carbonyl)benzo[f]chromen-3-one