Task: Answer the MCQ question.
Query: Which compound has a 7.491\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CC(=O)Nc1ccc(N2C(=O)CC(N3CCN(Cc4ccc5c(c4)OCO5)CC3)C2=O)cc1
b: CCCn1c(-c2ccc(OC)cc2)nc2nc3ccccc3nc21
c: CCOC(=O)C(=O)Nc1ccc(F)cc1
Answer: b. CCCn1c(-c2ccc(OC)cc2)nc2nc3ccccc3nc21
{#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#}
CCCn1c(-c2ccc(OC)cc2)nc2nc3ccccc3nc21
CCCn1c(-c2ccc(OC)cc2)nc2nc3ccccc3nc21
2-(4-methoxyphenyl)-3-propylimidazo[4,5-b]quinoxaline