Problem statement: Answer the multiple-choice question.
Query: Which compound has a 22.267\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCOC(=O)c1cc(-c2ccc(Cl)s2)[nH]n1
(b) O=C(COc1cccc2ccccc12)N/N=C/c1ccc(Sc2nc3ccccc3s2)o1
Answer: a. CCOC(=O)c1cc(-c2ccc(Cl)s2)[nH]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#}
CCOC(=O)c1cc(-c2ccc(Cl)s2)[nH]n1
CCOC(=O)c1cc(-c2ccc(Cl)s2)[nH]n1
ethyl 5-(5-chlorothiophen-2-yl)-1H-pyrazole-3-carboxylate