Task: Answer the multiple-choice question.
Query: Which compound exhibits a 8.889\% human ether-à-go-go related gene (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) C=CCn1c(SCC(=O)Nc2cccc(S(=O)(=O)N(C)c3ccccc3)c2)nnc1C1CC1
b) COC(=O)c1cn(CCOc2ccc(C)cc2)c2ccccc12
c) Cc1nn(-c2ccccc2)c(Cl)c1/C=N/NC(=O)c1ccn[nH]1
Answer: b. COC(=O)c1cn(CCOc2ccc(C)cc2)c2ccccc12
{#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)c1cn(CCOc2ccc(C)cc2)c2ccccc12
COC(=O)c1cn(CCOc2ccc(C)cc2)c2ccccc12
methyl 1-[2-(4-methylphenoxy)ethyl]indole-3-carboxylate