The chemical with the SMILES CC(=O)NNc1ncnc2ccccc12 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}.
CC(=O)NNc1ncnc2ccccc12
CC(=O)NNc1ncnc2ccccc12
N'-quinazolin-4-ylacetohydrazide