Question: Is the SMILES O=C1C=C(O)/C(=C/NN2C(=O)C3C(C2=O)C2C=CC3C23CC3)C=C1[N+](=O)[O-] an inhibitor of factor XIa (FXIa)?
Answer:no
Question: Is the {SMILES__description} {SMILES#} {MUV-846__names__noun}?
Answer:{MUV-846#no&yes}
O=C1C=C(O)/C(=C/NN2C(=O)C3C(C2=O)C2C=CC3C23CC3)C=C1[N+](=O)[O-]
O=C1C=C(O)/C(=C/NN2C(=O)C3C(C2=O)C2C=CC3C23CC3)C=C1[N+](=O)[O-]
4-[[(E)-(5-nitro-2-oxidanyl-4-oxidanylidene-cyclohexa-2,5-dien-1-ylidene)methyl]amino]spiro[4-azatricyclo[5.2.1.02,6]dec-8-ene-10,1'-cyclopropane]-3,5-dione