Task: Answer the MCQ question.
Query: Which drug has a 11.783\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COc1cc(C)ccc1OCCOc1c(C)cc(Cl)cc1Cl
b) Cc1cc(NS(=O)(=O)c2ccc(NC(=S)NC(=O)c3cccnc3)cc2)no1
Answer: a. COc1cc(C)ccc1OCCOc1c(C)cc(Cl)cc1Cl
{#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#}
COc1cc(C)ccc1OCCOc1c(C)cc(Cl)cc1Cl
COc1cc(C)ccc1OCCOc1c(C)cc(Cl)cc1Cl
1,5-dichloro-2-[2-(2-methoxy-4-methylphenoxy)ethoxy]-3-methylbenzene