Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 0.894\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CCc1ccc(NC(=O)C(=O)NNC(=O)c2cccs2)cc1
(b) C=CCSc1nc2sc3c(c2c(=O)n1-c1ccccc1)CCN(C)C3
(c) CN1CCc2cc(Cl)c(O)cc2[C@@H](c2ccccc2)C1.Cl
(d) COc1cc(Cl)c(CC(=O)c2c[nH]c3ccccc23)cc1OC
Answer: a. CCc1ccc(NC(=O)C(=O)NNC(=O)c2cccs2)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#}
CCc1ccc(NC(=O)C(=O)NNC(=O)c2cccs2)cc1
CCc1ccc(NC(=O)C(=O)NNC(=O)c2cccs2)cc1
N-(4-ethylphenyl)-2-oxo-2-[2-(thiophene-2-carbonyl)hydrazinyl]acetamide