Task: Answer the multiple choice question.
Query: Which compound exhibits a 5.967\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COCCN(C(=O)CSCC(=O)Nc1ccc(C)cc1)c1c(N)n(CC(C)C)c(=O)[nH]c1=O
b. O=C(Nc1ccncc1)c1cc(-c2ccccn2)nc2ccccc12
Answer: b. O=C(Nc1ccncc1)c1cc(-c2ccccn2)nc2ccccc12
{#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(Nc1ccncc1)c1cc(-c2ccccn2)nc2ccccc12
O=C(Nc1ccncc1)c1cc(-c2ccccn2)nc2ccccc12
2-pyridin-2-yl-N-pyridin-4-ylquinoline-4-carboxamide