Task: Answer the multiple choice question.
Query: Which drug exhibits a 8.462\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COC(=O)c1cc2ccsc2n1CC(=O)Nc1cc(Cl)ccc1OC
b) C[C@H](NC(=O)OCc1ccccc1)c1nnc([C@H](Cc2ccccc2)NC(=O)OC(C)(C)C)o1
Answer: a. COC(=O)c1cc2ccsc2n1CC(=O)Nc1cc(Cl)ccc1OC
{#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)c1cc2ccsc2n1CC(=O)Nc1cc(Cl)ccc1OC
COC(=O)c1cc2ccsc2n1CC(=O)Nc1cc(Cl)ccc1OC
methyl6-[2-(5-chloro-2-methoxyanilino)-2-oxoethyl]thieno[2,3-b]pyrrole-5-carboxylate