Task: Answer the MCQ question.
Question: Which compound exhibits a 16.528\% 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 other words.
Options:
(a) O=C(CN1C(=O)NC2(CCCCCC2)C1=O)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
(b) CCCN1CCN(CC(=O)Nc2nnc(CC)s2)CC1
(c) NC(=O)c1oc2ccccc2c1NC(=O)C1COc2ccccc2O1
Answer: b. CCCN1CCN(CC(=O)Nc2nnc(CC)s2)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#}
CCCN1CCN(CC(=O)Nc2nnc(CC)s2)CC1
CCCN1CCN(CC(=O)Nc2nnc(CC)s2)CC1
N-(5-ethyl-1,3,4-thiadiazol-2-yl)-2-(4-propylpiperazin-1-yl)acetamide