Task: Answer the MCQ question.
Query: Which drug exhibits a 17.073\% 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 additional words.
Options:
[a] COc1ccc(OC)c(S(=O)(=O)N2CCN(CC(O)COc3ccc(C#N)cc3)CC2)c1
[b] CCCCOc1ccc(N(CC(=O)NC2CCCC2)C(=O)CCC(=O)Nc2ccccn2)cc1
[c] Cc1ccc(S(=O)(=O)N2CCCCC2)cc1NC(=O)COC(=O)C1=COCCO1
[d] CCOC(=O)/C=C/C(=O)N1CCc2ccccc21
Answer: b. CCCCOc1ccc(N(CC(=O)NC2CCCC2)C(=O)CCC(=O)Nc2ccccn2)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#}
CCCCOc1ccc(N(CC(=O)NC2CCCC2)C(=O)CCC(=O)Nc2ccccn2)cc1
CCCCOc1ccc(N(CC(=O)NC2CCCC2)C(=O)CCC(=O)Nc2ccccn2)cc1
N'-(4-butoxyphenyl)-N'-[2-(cyclopentylamino)-2-oxoethyl]-N-pyridin-2-ylbutanediamide