Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 3.871\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: Cc1cc(=O)[nH]c2n[nH]c(-c3ccccc3)c12
b: COc1ccc(N2CCN(CCCNC(=O)C3CCCN(S(=O)(=O)c4cnc[nH]4)C3)CC2)cc1
Answer: a. Cc1cc(=O)[nH]c2n[nH]c(-c3ccccc3)c12
{#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(=O)[nH]c2n[nH]c(-c3ccccc3)c12
Cc1cc(=O)[nH]c2n[nH]c(-c3ccccc3)c12
4-methyl-3-phenyl-2,7-dihydropyrazolo[3,4-b]pyridin-6-one