Problem statement: Answer the multiple-choice question.
Query: Which compound has a 18.546\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: CCCCNC(=O)Cn1cnc2sc(C)c(S(=O)(=O)N3CCN(c4ccccc4OC)CC3)c2c1=O
b: Cc1ccc(C(=O)C[n+]2cccc3ccccc32)cc1.[Br-]
c: Cc1cc2ncn(C(=O)N3CCCC3)c2cc1C
Answer: c. Cc1cc2ncn(C(=O)N3CCCC3)c2cc1C
{#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#}
Cc1cc2ncn(C(=O)N3CCCC3)c2cc1C
Cc1cc2ncn(C(=O)N3CCCC3)c2cc1C
(5,6-dimethylbenzimidazol-1-yl)-pyrrolidin-1-ylmethanone