Task: Answer the multiple-choice question.
Question: Which compound exhibits a -0.213\% 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] Nc1ccc(C(=O)CC(=O)Nc2ccc(Cl)cc2)cc1
[b] CC1CC(NC(=O)c2ncn[nH]2)CC(C)(C)C1
[c] Cc1cccnc1NC(=O)Cn1c(=O)oc2ccccc21
[d] O=C(C1CCC1)N1CCc2cc(S(=O)(=O)Nc3ccc4c(c3)OCCO4)ccc21
Answer: b. CC1CC(NC(=O)c2ncn[nH]2)CC(C)(C)C1
{#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#}
CC1CC(NC(=O)c2ncn[nH]2)CC(C)(C)C1
CC1CC(NC(=O)c2ncn[nH]2)CC(C)(C)C1
N-(3,3,5-trimethylcyclohexyl)-1H-1,2,4-triazole-5-carboxamide