Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -1.166\% 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 other words.
Options:
a. CCOc1ccccc1N(C(=O)c1ccco1)C(C(=O)NC1CCCC1)c1cccs1
b. COC(C/C=C\[C@H](O)COCc1ccccc1)OC
c. Cl.O=C(c1ccc(Cn2ccc([N+](=O)[O-])n2)cc1)N1CCN(Cc2ccccc2)CC1
Answer: c. Cl.O=C(c1ccc(Cn2ccc([N+](=O)[O-])n2)cc1)N1CCN(Cc2ccccc2)CC1
{#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#}
Cl.O=C(c1ccc(Cn2ccc([N+](=O)[O-])n2)cc1)N1CCN(Cc2ccccc2)CC1
Cl.O=C(c1ccc(Cn2ccc([N+](=O)[O-])n2)cc1)N1CCN(Cc2ccccc2)CC1
(4-benzylpiperazin-1-yl)-[4-[(3-nitropyrazol-1-yl)methyl]phenyl]methanone;hydrochloride