Task: Answer the MCQ question.
Query: Which compound has a -13.021\% 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] O=C(Nc1ncc2c(n1)-c1ccccc1CC2)c1ccccc1
[b] COc1ccc(CCNC(=O)CCc2ccccc2)cc1OC
Answer: a. O=C(Nc1ncc2c(n1)-c1ccccc1CC2)c1ccccc1
{#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(Nc1ncc2c(n1)-c1ccccc1CC2)c1ccccc1
O=C(Nc1ncc2c(n1)-c1ccccc1CC2)c1ccccc1
N-(5,6-dihydrobenzo[h]quinazolin-2-yl)benzamide