Task: Answer the MCQ question.
Question: Which drug has a -19.354% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=[N+]([O-])c1cccnc1Sc1ccc(F)cc1
(b) O=C(Nc1cc([N+](=O)[O-])ccc1F)c1cccs1
(c) C/C(=N\NC(=O)CC#N)C1COc2ccccc2O1
(d) COc1ccc(N2CCN(C(=O)c3cc(=O)c4cc(Cl)ccc4o3)CC2)cc1
Answer: a. O=[N+]([O-])c1cccnc1Sc1ccc(F)cc1
{#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#}
O=[N+]([O-])c1cccnc1Sc1ccc(F)cc1
O=[N+]([O-])c1cccnc1Sc1ccc(F)cc1
2-(4-fluorophenyl)sulfanyl-3-nitropyridine