Task: Answer the multiple choice question.
Question: Which drug has a 16.686\% 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 other words.
Options:
a: O=C1NC(=O)/C(=C\c2ccsc2)N1
b: CCCCc1nnc(NC(=O)C2CCN(c3ncnc4sc(C)c(C)c34)CC2)s1
Answer: b. CCCCc1nnc(NC(=O)C2CCN(c3ncnc4sc(C)c(C)c34)CC2)s1
{#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#}
CCCCc1nnc(NC(=O)C2CCN(c3ncnc4sc(C)c(C)c34)CC2)s1
CCCCc1nnc(NC(=O)C2CCN(c3ncnc4sc(C)c(C)c34)CC2)s1
N-(5-butyl-1,3,4-thiadiazol-2-yl)-1-(5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)piperidine-4-carboxamide