Task: Answer the multiple choice question.
Question: Which drug exhibits a 17.227\% 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] O=C(N1CCCCC1)N1CCN(C(=O)N2CCCCC2)CC1
[b] COc1ccc2[nH]c(=O)c(CNc3ccc(C)cc3C)cc2c1
Answer: a. O=C(N1CCCCC1)N1CCN(C(=O)N2CCCCC2)CC1
{#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#}
O=C(N1CCCCC1)N1CCN(C(=O)N2CCCCC2)CC1
O=C(N1CCCCC1)N1CCN(C(=O)N2CCCCC2)CC1
[4-(piperidine-1-carbonyl)piperazin-1-yl]-piperidin-1-ylmethanone