Task: Answer the MCQ question.
Query: Which drug has a -0.170% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C1CC(c2ccc3ccccc3c2)NN1
b COc1ccc2c(c1)OC[C@H]1[C@H]2N2C(=O)CN(CC3CCCO3)C(=O)[C@@]2(C)[C@H]1c1ccccc1
Answer: a. O=C1CC(c2ccc3ccccc3c2)NN1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1CC(c2ccc3ccccc3c2)NN1
O=C1CC(c2ccc3ccccc3c2)NN1
5-naphthalen-6-ylpyrazolidin-3-one