Problem statement: Answer the MCQ question.
Question: Which drug has a 2.262\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) Cc1cc(C)n(CCC(=O)N2CCCC(N3CCN(c4cccc(Cl)c4)CC3)C2)n1
(b) O=c1c2ccccc2n2cnnc2n1-c1ccccc1
(c) COc1ccccc1C(=O)OCCN1CCOCC1.Cl
Answer: b. O=c1c2ccccc2n2cnnc2n1-c1ccccc1
{#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#}
O=c1c2ccccc2n2cnnc2n1-c1ccccc1
O=c1c2ccccc2n2cnnc2n1-c1ccccc1
4-phenyl-[1,2,4]triazolo[4,3-a]quinazolin-5-one