User: Can you give me the SMILES of a molecule that is not a hERG blocking compound?
Assistant: Sure, here you go: NC(=O)NOC[C@H]1NC(=O)NC1=O
User: Can you {#give me|create|generate!} the {SMILES__description} of a molecule that is {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Assistant: {#Yes|Of course|Sure|Yes, I'm happy to help!}, here you go: {SMILES#}
[(4R)-2,5-dioxoimidazolidin-4-yl]methoxyurea