Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 8.420\% 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: Cc1ccccc1N(C(=O)c1cccs1)c1nc2ccccc2s1
b: O=C(O)CC1(CC(=O)Nc2cc3ccccc3cn2)CCCCC1
c: CCOC(=O)CC1C(=O)NCCN1C(=S)NC(=O)c1ccccc1OC
d: COc1cc(Nc2cccc[n+]2C)cc(OC)c1OC.[I-]
Answer: a. Cc1ccccc1N(C(=O)c1cccs1)c1nc2ccccc2s1
{#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#}
Cc1ccccc1N(C(=O)c1cccs1)c1nc2ccccc2s1
Cc1ccccc1N(C(=O)c1cccs1)c1nc2ccccc2s1
N-(1,3-benzothiazol-2-yl)-N-(2-methylphenyl)thiophene-2-carboxamide