Problem statement: Answer the multiple-choice question.
Question: Which compound has a 5.978\% 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. CCCc1nc2c(=O)[nH]c3ccccc3c2o1
b. CCNC(=O)NC(=O)C(C)OC(=O)c1oc2ccc(OCC)cc2c1C
Answer: a. CCCc1nc2c(=O)[nH]c3ccccc3c2o1
{#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#}
CCCc1nc2c(=O)[nH]c3ccccc3c2o1
CCCc1nc2c(=O)[nH]c3ccccc3c2o1
2-propyl-5H-[1,3]oxazolo[4,5-c]quinolin-4-one