Task: Answer the MCQ question.
Question: Which compound exhibits a 12.372\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COC(=O)c1c(C)nc2nonc2c1N
b O=C(O)C1CC(=O)N(c2ccc(OCc3c(F)cccc3Cl)cc2)C1
c O=C(/C(=N\O)n1cncn1)c1ccc(Cl)cc1Cl
d O=c1c(-c2ccc(Cl)cc2)coc2c(CN3CCOCC3)c(O)ccc12
Answer: a. COC(=O)c1c(C)nc2nonc2c1N
{#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)c1c(C)nc2nonc2c1N
COC(=O)c1c(C)nc2nonc2c1N
methyl 7-amino-5-methyl-[1,2,5]oxadiazolo[3,4-b]pyridine-6-carboxylate