Task: Answer the multiple-choice question.
Query: Which compound has a 1.627\% 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] COCC(=O)Nc1ccc(Br)cc1C
[b] CCNC(=S)NNC(=O)c1cc(CC(C)C)nc2ccccc12
Answer: b. CCNC(=S)NNC(=O)c1cc(CC(C)C)nc2ccccc12
{#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#}
CCNC(=S)NNC(=O)c1cc(CC(C)C)nc2ccccc12
CCNC(=S)NNC(=O)c1cc(CC(C)C)nc2ccccc12
1-ethyl-3-[[2-(2-methylpropyl)quinoline-4-carbonyl]amino]thiourea