Task: Please give me a SMILES based on the description below.
Description: A molecule that is a hERG blocking compound (<10uM).
Result: NC(=O)NOC[C@H]1NC(=O)NC1=O
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule that is a {herg_blocker__names__noun}.
Result: {SMILES#}
[(4R)-2,5-dioxoimidazolidin-4-yl]methoxyurea