Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -4.689\% 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 or b without using any additional words.
Options:
a. CC(=O)c1ccc(N2CCN(c3ccc(S(=O)(=O)NCCN(C)C)cc3[N+](=O)[O-])CC2)cc1
b. Cc1cccc(NC(=O)CS(=O)(=O)c2c[nH]c3ccccc23)c1C
Answer: a. CC(=O)c1ccc(N2CCN(c3ccc(S(=O)(=O)NCCN(C)C)cc3[N+](=O)[O-])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#}
CC(=O)c1ccc(N2CCN(c3ccc(S(=O)(=O)NCCN(C)C)cc3[N+](=O)[O-])CC2)cc1
CC(=O)c1ccc(N2CCN(c3ccc(S(=O)(=O)NCCN(C)C)cc3[N+](=O)[O-])CC2)cc1
4-[4-(4-acetylphenyl)piperazin-1-yl]-N-[2-(dimethylamino)ethyl]-3-nitrobenzenesulfonamide