Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -29.886\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CCOc1ccccc1NC(=O)CSc1nnc2ccc(-c3ccccn3)nn12
b. O=C1Nc2ccccc2C(O)(C(=O)NCc2ccc3c(c2)OCO3)N1c1ccccc1
c. O=C(c1ccc([N+](=O)[O-])cc1)N1CCN(c2cccc3[nH]ccc23)CC1
d. CCCN(CCC)CCCNC(=O)C1CCN(S(=O)(=O)c2cccc3nsnc23)CC1
e. Cc1cccc(NS(=O)(=O)c2cccs2)c1
Answer: c. O=C(c1ccc([N+](=O)[O-])cc1)N1CCN(c2cccc3[nH]ccc23)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#}
O=C(c1ccc([N+](=O)[O-])cc1)N1CCN(c2cccc3[nH]ccc23)CC1
O=C(c1ccc([N+](=O)[O-])cc1)N1CCN(c2cccc3[nH]ccc23)CC1
[4-(1H-indol-4-yl)piperazin-1-yl]-(4-nitrophenyl)methanone