Problem statement: Answer the MCQ question.
Question: Which drug has a 8.539\% 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) CCC(=O)n1nc(-c2cccnc2)nc1NCc1cccs1
(b) NNC(=O)c1[nH]c2ccc(Cl)cc2c1-c1ccccc1
Answer: b. NNC(=O)c1[nH]c2ccc(Cl)cc2c1-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#}
NNC(=O)c1[nH]c2ccc(Cl)cc2c1-c1ccccc1
NNC(=O)c1[nH]c2ccc(Cl)cc2c1-c1ccccc1
5-chloro-3-phenyl-1H-indole-2-carbohydrazide