Task: Answer the multiple-choice question.
Query: Which drug exhibits a 4.936\% 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) Cc1ccc(OCCCN2C(=O)C(=O)c3cc(C)ccc32)cc1
(b) Cc1c(C#N)c2ccccc2n1CC(=O)NC(C)c1ccccc1
(c) COc1ccccc1CNC(=O)c1nn(-c2ccc(C)cc2)c(=O)c2c1c1ccccc1n2C
(d) COc1ccc(NC(=O)c2cc3c(Cl)nc4ccccc4c3s2)c(OC)c1
Answer: b. Cc1c(C#N)c2ccccc2n1CC(=O)NC(C)c1ccccc1
{#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#}
Cc1c(C#N)c2ccccc2n1CC(=O)NC(C)c1ccccc1
Cc1c(C#N)c2ccccc2n1CC(=O)NC(C)c1ccccc1
2-(3-cyano-2-methylindol-1-yl)-N-(1-phenylethyl)acetamide