Problem statement: Answer the multiple choice question.
Query: Which compound has a 18.648\% 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 other words.
Options:
a. O=C1c2cccnc2C(=O)N1c1ccccc1-c1ccccc1
b. COc1ccc(NC(C)=O)c2nc(C)c(C)nc12
Answer: a. O=C1c2cccnc2C(=O)N1c1ccccc1-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=C1c2cccnc2C(=O)N1c1ccccc1-c1ccccc1
O=C1c2cccnc2C(=O)N1c1ccccc1-c1ccccc1
6-(2-phenylphenyl)pyrrolo[3,4-b]pyridine-5,7-dione