Task: Answer the MCQ question.
Question: Which drug has a -21.450% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) COCCCNC(=O)CC(NCCCOC)C(=O)O
b) CCCNc1nc(OC(C(F)(F)F)C(F)(F)F)nc(OC(C(F)(F)F)C(F)(F)F)n1
c) Clc1ccc(OCCn2cnc3ccccc32)cc1
d) CC1=Nc2cc([N+](=O)[O-])ccc2NC(C)(C)C1
Answer: c. Clc1ccc(OCCn2cnc3ccccc32)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#}
Clc1ccc(OCCn2cnc3ccccc32)cc1
Clc1ccc(OCCn2cnc3ccccc32)cc1
1-[2-(4-chlorophenoxy)ethyl]benzimidazole