Task: Answer the multiple choice question.
Query: Which drug exhibits a 1.278\% 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 additional words.
Options:
(a) O=C(O)c1cc(N2C(=O)C3CCCCC3C2=O)ccc1NCc1cccnc1
(b) Cc1ccccc1CN(C)C(=O)c1ccc2ccccc2n1
(c) CC(NC(=O)Nc1ccc(Cl)cc1)C1CCCO1
Answer: c. CC(NC(=O)Nc1ccc(Cl)cc1)C1CCCO1
{#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#}
CC(NC(=O)Nc1ccc(Cl)cc1)C1CCCO1
CC(NC(=O)Nc1ccc(Cl)cc1)C1CCCO1
1-(4-chlorophenyl)-3-[1-(oxolan-2-yl)ethyl]urea