Task: Answer the MCQ question.
Question: Which compound has a 2.429\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC(C)C(c1nnnn1C1CCCC1)N1CCOCC1
[b] COc1ccc(C(=O)C[N+]2(C)CCOCC2)cc1.[I-]
Answer: b. COc1ccc(C(=O)C[N+]2(C)CCOCC2)cc1.[I-]
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(C(=O)C[N+]2(C)CCOCC2)cc1.[I-]
COc1ccc(C(=O)C[N+]2(C)CCOCC2)cc1.[I-]
1-(4-methoxyphenyl)-2-(4-methylmorpholin-4-ium-4-yl)ethanone;iodide