Task: Answer the MCQ question.
Query: Which drug exhibits a -19.468\% 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, or c without using any additional words.
Options:
[a] Cc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc4c(c3)oc(=O)n4C)CC2)cc1
[b] O=C(Nc1ccnn1C1CCN(Cc2c[nH]c3ccccc23)CC1)c1ccccc1
[c] Cc1ccc(OCC(=O)N2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)cc1
Answer: c. Cc1ccc(OCC(=O)N2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)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#}
Cc1ccc(OCC(=O)N2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)cc1
Cc1ccc(OCC(=O)N2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)cc1
2-(4-methylphenoxy)-1-[4-(4-nitrobenzoyl)piperazin-1-yl]ethanone