Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -1.702\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(NCCc1c[nH]c2ccccc12)C1CCN(Cc2ccc(Br)cc2)CC1
b COc1cc(/C=C2\CC(C)C/C(=C\c3cc(OC)c(OC)c(OC)c3)C2=O)cc(OC)c1OC
c CCOC(=O)C1(CCc2ccccc2)CCN(Cc2cccc3nccnc23)CC1
Answer: a. O=C(NCCc1c[nH]c2ccccc12)C1CCN(Cc2ccc(Br)cc2)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(NCCc1c[nH]c2ccccc12)C1CCN(Cc2ccc(Br)cc2)CC1
O=C(NCCc1c[nH]c2ccccc12)C1CCN(Cc2ccc(Br)cc2)CC1
1-[(4-bromophenyl)methyl]-N-[2-(1H-indol-3-yl)ethyl]piperidine-4-carboxamide