Problem statement: Answer the multiple choice question.
Query: Which drug has a 4.609\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccc([N+](=O)[O-])cc1NC(=O)COC(=O)c1ccccn1
(b) O=C(Cn1nc(-c2ccc(Cl)cc2)c2ccccc2c1=O)Nc1cccnc1
Answer: b. O=C(Cn1nc(-c2ccc(Cl)cc2)c2ccccc2c1=O)Nc1cccnc1
{#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(Cn1nc(-c2ccc(Cl)cc2)c2ccccc2c1=O)Nc1cccnc1
O=C(Cn1nc(-c2ccc(Cl)cc2)c2ccccc2c1=O)Nc1cccnc1
2-[4-(4-chlorophenyl)-1-oxophthalazin-2-yl]-N-pyridin-3-ylacetamide