Task: Please determine if the compound with the SMILES O=C1C2CCCN2C(=O)N1CCCCN1CCN(c2ccccc2)CC1 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=C1C2CCCN2C(=O)N1CCCCN1CCN(c2ccccc2)CC1
O=C1C2CCCN2C(=O)N1CCCCN1CCN(c2ccccc2)CC1
2-[4-(4-phenylpiperazin-1-yl)butyl]-5,6,7,7a-tetrahydropyrrolo[1,2-c]imidazole-1,3-dione