Task: Answer the MCQ question.
Question: Which compound exhibits a 11.704\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCCn1nnnc1NCc1ccccc1F
[b] O=C(CSc1nc2ncc(Br)cc2[nH]1)c1ccc([N+](=O)[O-])cc1
[c] COc1cccc2sc(NC(=O)c3ccc(Br)s3)nc12
[d] CCOC(=O)c1sc(NC(=O)C(CC)Sc2nccn2C)nc1C
Answer: a. CCCn1nnnc1NCc1ccccc1F
{#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#}
CCCn1nnnc1NCc1ccccc1F
CCCn1nnnc1NCc1ccccc1F
N-[(2-fluorophenyl)methyl]-4-propyltetrazol-5-amine