Task: Answer the MCQ question.
Query: Which drug exhibits a -3.389\% 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 or b without using any other words.
Options:
(a) COC(=O)c1cccnc1-n1c(=O)c2cccnc2n(Cc2ccc(Cl)cc2)c1=O
(b) COc1ccc(/C=C2\CN(Cc3ccccc3)C/C(=C\c3ccc(OC)cc3)C2=O)cc1
Answer: a. COC(=O)c1cccnc1-n1c(=O)c2cccnc2n(Cc2ccc(Cl)cc2)c1=O
{#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)c1cccnc1-n1c(=O)c2cccnc2n(Cc2ccc(Cl)cc2)c1=O
COC(=O)c1cccnc1-n1c(=O)c2cccnc2n(Cc2ccc(Cl)cc2)c1=O
methyl 2-[1-[(4-chlorophenyl)methyl]-2,4-dioxopyrido[2,3-d]pyrimidin-3-yl]pyridine-3-carboxylate