The chemical with the SMILES representation of CC(=O)Nc1nc(=O)c2ccccc2s1 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)Nc1nc(=O)c2ccccc2s1
CC(=O)Nc1nc(=O)c2ccccc2s1
N-(4-oxo-1,3-benzothiazin-2-yl)acetamide