Task: Answer the MCQ question.
Query: Which drug exhibits a 9.841\% 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(NC(=O)C(=O)N/N=C/c1ccc(Cl)cc1)c1ccccc1
(b) CCOC(=O)N1CCN(C(=O)c2ccc(N3C(=O)c4ccccc4C3=O)cc2)CC1
Answer: b. CCOC(=O)N1CCN(C(=O)c2ccc(N3C(=O)c4ccccc4C3=O)cc2)CC1
{#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#}
CCOC(=O)N1CCN(C(=O)c2ccc(N3C(=O)c4ccccc4C3=O)cc2)CC1
CCOC(=O)N1CCN(C(=O)c2ccc(N3C(=O)c4ccccc4C3=O)cc2)CC1
ethyl 4-[4-(1,3-dioxoisoindol-2-yl)benzoyl]piperazine-1-carboxylate