Task: Answer the multiple-choice question.
Question: Which drug exhibits a -11.784% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) CN1CCN(c2c([N+](=O)[O-])cnc3ccccc23)CC1.Cl
b.) CC(NC(=O)OCc1ccccc1)c1ccccc1
c.) Cc1ccc2c(c1)[C@]1(C(=O)N2)C(C(=O)c2ccccc2)C(c2cccc([N+](=O)[O-])c2)C2CSCN21
d.) Cc1cc(C)nc(N/N=C/c2ccncc2)n1
Answer: a. CN1CCN(c2c([N+](=O)[O-])cnc3ccccc23)CC1.Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CN1CCN(c2c([N+](=O)[O-])cnc3ccccc23)CC1.Cl
CN1CCN(c2c([N+](=O)[O-])cnc3ccccc23)CC1.Cl
4-(4-methylpiperazin-1-yl)-3-nitroquinoline;hydrochloride