Task: Answer the multiple choice question.
Query: Which drug exhibits a 20.687\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a CCN1CCN(C(=O)CN(CC)S(=O)(=O)c2ccc3ccccc3c2)CC1
b COC(=O)c1sccc1NC(=O)Nc1cc(C)cc(C)c1
c CCCN1C(=O)c2ccccc2NC1c1ccc(Cl)cc1
Answer: b. COC(=O)c1sccc1NC(=O)Nc1cc(C)cc(C)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#}
COC(=O)c1sccc1NC(=O)Nc1cc(C)cc(C)c1
COC(=O)c1sccc1NC(=O)Nc1cc(C)cc(C)c1
methyl 3-[(3,5-dimethylphenyl)carbamoylamino]thiophene-2-carboxylate