Task: Answer the multiple-choice question.
Question: Which compound exhibits a -4.295\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOC(=O)c1c(NC(=O)CN2C(=O)NC3(CCCC3)C2=O)sc(C)c1CC
(b) Cc1cc(N)n(Cc2cccs2)n1
Answer: b. Cc1cc(N)n(Cc2cccs2)n1
{#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#}
Cc1cc(N)n(Cc2cccs2)n1
Cc1cc(N)n(Cc2cccs2)n1
5-methyl-2-(thiophen-2-ylmethyl)pyrazol-3-amine