Problem statement: Answer the multiple-choice question.
Query: Which compound has a -0.343\% 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) Cc1cc(Cl)ccc1OCC(=O)NC1CCCC1
(b) CCOC(=O)Cn1c(=O)oc2cc(S(=O)(=O)Nc3cc(Cl)ccc3OC)ccc21
Answer: a. Cc1cc(Cl)ccc1OCC(=O)NC1CCCC1
{#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(Cl)ccc1OCC(=O)NC1CCCC1
Cc1cc(Cl)ccc1OCC(=O)NC1CCCC1
2-(4-chloro-2-methylphenoxy)-N-cyclopentylacetamide