Task: Answer the MCQ question.
Query: Which compound exhibits a 8.341\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCNC(=S)N(Cc1ccc2c(c1)OCO2)C1CC(=O)N(c2ccc(F)cc2)C1=O
(b) O=C(NNc1ncnc2c1cnn2-c1ccccc1)c1cccs1
Answer: b. O=C(NNc1ncnc2c1cnn2-c1ccccc1)c1cccs1
{#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=C(NNc1ncnc2c1cnn2-c1ccccc1)c1cccs1
O=C(NNc1ncnc2c1cnn2-c1ccccc1)c1cccs1
N'-(1-phenylpyrazolo[3,4-d]pyrimidin-4-yl)thiophene-2-carbohydrazide