Task: Answer the MCQ question.
Query: Which compound has a 2.801\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CC(C)C(c1nnnn1Cc1cccs1)N1CCN(C2CCCC2)CC1
(b) Cc1sc(NC(=O)c2cccc([N+](=O)[O-])c2)c(C(N)=O)c1-c1ccc(C(C)(C)C)cc1
(c) Cc1noc(C(=O)NC2CCCCC2)c1Cl
(d) COc1ccc(C(=O)Cn2cnc3ccccc3c2=O)c(OC)c1
Answer: b. Cc1sc(NC(=O)c2cccc([N+](=O)[O-])c2)c(C(N)=O)c1-c1ccc(C(C)(C)C)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#}
Cc1sc(NC(=O)c2cccc([N+](=O)[O-])c2)c(C(N)=O)c1-c1ccc(C(C)(C)C)cc1
Cc1sc(NC(=O)c2cccc([N+](=O)[O-])c2)c(C(N)=O)c1-c1ccc(C(C)(C)C)cc1
4-(4-tert-butylphenyl)-5-methyl-2-[(3-nitrobenzoyl)amino]thiophene-3-carboxamide