Task: Answer the multiple choice question.
Question: Which compound exhibits a -28.384\% 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 additional words.
Options:
(a) O=C(NCc1ccco1)c1cnn2cccnc12
(b) Cc1ccc(S(=O)(=O)N2CCN(C(=O)c3ccc(-n4cncn4)c([N+](=O)[O-])c3)CC2)cc1C
Answer: b. Cc1ccc(S(=O)(=O)N2CCN(C(=O)c3ccc(-n4cncn4)c([N+](=O)[O-])c3)CC2)cc1C
{#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(S(=O)(=O)N2CCN(C(=O)c3ccc(-n4cncn4)c([N+](=O)[O-])c3)CC2)cc1C
Cc1ccc(S(=O)(=O)N2CCN(C(=O)c3ccc(-n4cncn4)c([N+](=O)[O-])c3)CC2)cc1C
[4-(3,4-dimethylphenyl)sulfonylpiperazin-1-yl]-[3-nitro-4-(1,2,4-triazol-1-yl)phenyl]methanone