Task: Please determine if the molecule with the SMILES O=c1c2c(-c3cccs3)csc2ncn1-n1cccc1 is an inhibitor of factor XIa (FXIa).
Result: no
Task: Please {#determine|predict|estimate!} if the {#molecule|compound!} with the {SMILES__description} {SMILES#} is {MUV-846__names__noun}.
Result: {MUV-846#no&yes}
O=c1c2c(-c3cccs3)csc2ncn1-n1cccc1
O=c1c2c(-c3cccs3)csc2ncn1-n1cccc1
3-pyrrol-1-yl-5-thiophen-2-ylthieno[2,3-d]pyrimidin-4-one