Task: Answer the multiple-choice question.
Question: Which compound exhibits a 9.700\% 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: Cc1ccc(Oc2cnc3ccccc3n2)cc1
b: COC(=O)C1=C(c2cccc(OCc3ccccc3)c2)C[C@@H]2CC[C@H]1N2C(=O)NCc1cc(C)oc1C(F)(F)F
c: CCC(C)NS(=O)(=O)c1ccc(NC(=O)c2ccc([N+](=O)[O-])cc2Cl)cc1
Answer: a. Cc1ccc(Oc2cnc3ccccc3n2)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#}
Cc1ccc(Oc2cnc3ccccc3n2)cc1
Cc1ccc(Oc2cnc3ccccc3n2)cc1
2-(4-methylphenoxy)quinoxaline