Task: Answer the MCQ question.
Question: Which drug exhibits a 19.405\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCOc1ccc(NS(=O)(=O)c2ccc3c(c2)CCN3C(C)=O)cc1
[b] O=C(/C=C/c1ccc([N+](=O)[O-])cc1)Nc1cccc(C(=O)Nc2ccccc2C(=O)O)c1
[c] CN(Cc1ccc(-n2cccn2)cc1)Cc1cn(C)nc1-c1ccccc1F
Answer: b. O=C(/C=C/c1ccc([N+](=O)[O-])cc1)Nc1cccc(C(=O)Nc2ccccc2C(=O)O)c1
{#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(/C=C/c1ccc([N+](=O)[O-])cc1)Nc1cccc(C(=O)Nc2ccccc2C(=O)O)c1
O=C(/C=C/c1ccc([N+](=O)[O-])cc1)Nc1cccc(C(=O)Nc2ccccc2C(=O)O)c1
2-[[3-[[(E)-3-(4-nitrophenyl)prop-2-enoyl]amino]benzoyl]amino]benzoic acid