Task: Answer the MCQ question.
Query: Which drug exhibits a -13.961% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC1(C)C2([N+](=O)[O-])CN3CC1([N+](=O)[O-])CN(C2)C31CCCC1
(b) CC1(C)NC(=O)N(CC(O)CN2CCCC2)C1=O
Answer: a. CC1(C)C2([N+](=O)[O-])CN3CC1([N+](=O)[O-])CN(C2)C31CCCC1
{#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#}
CC1(C)C2([N+](=O)[O-])CN3CC1([N+](=O)[O-])CN(C2)C31CCCC1
CC1(C)C2([N+](=O)[O-])CN3CC1([N+](=O)[O-])CN(C2)C31CCCC1
6,6-dimethyl-5,7-dinitrospiro[1,3-diazatricyclo[3.3.1.13,7]decane-2,1'-cyclopentane]