Task: Answer the multiple choice question.
Question: Which drug exhibits a -2.503\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(NCc1ccc2c(c1)OCO2)Oc1ccccc1
(b) CCCCn1c(SCC(=O)Nc2cc(C)on2)nc2ccccc2c1=O
Answer: b. CCCCn1c(SCC(=O)Nc2cc(C)on2)nc2ccccc2c1=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#}
2-(3-butyl-4-oxoquinazolin-2-yl)sulfanyl-N-(5-methyl-1,2-oxazol-3-yl)acetamide