Task: Answer the MCQ question.
Query: Which drug has a -18.485% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] O=c1c2ccccc2ccc2ccccc12
[b] CCCC(=O)C1=C(O)C(C(=O)OC)C(C)(C)CC1=Nc1ccc(C)cc1
[c] NC(=O)[C@@H]1CCCN1C(=O)[C@@H](Cc1cnc[nH]1)NC(=O)[C@@H]1CCC(=O)N1
Answer: b. CCCC(=O)C1=C(O)C(C(=O)OC)C(C)(C)CC1=Nc1ccc(C)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#}
CCCC(=O)C1=C(O)C(C(=O)OC)C(C)(C)CC1=Nc1ccc(C)cc1
CCCC(=O)C1=C(O)C(C(=O)OC)C(C)(C)CC1=Nc1ccc(C)cc1
methyl 3-butanoyl-2-hydroxy-6,6-dimethyl-4-(4-methylphenyl)iminocyclohex-2-ene-1-carboxylate