Task: Answer the multiple-choice question.
Question: Which compound exhibits a -52.782\% 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: CCOC(=O)N1CCC(Nc2nc3ccccc3nc2NS(=O)(=O)c2ccc(Cl)cc2)CC1
b: O=C(Nc1cccc(Cl)c1)c1cncn1-c1ccc(F)cc1
Answer: b. O=C(Nc1cccc(Cl)c1)c1cncn1-c1ccc(F)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(Nc1cccc(Cl)c1)c1cncn1-c1ccc(F)cc1
O=C(Nc1cccc(Cl)c1)c1cncn1-c1ccc(F)cc1
N-(3-chlorophenyl)-3-(4-fluorophenyl)imidazole-4-carboxamide