Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 1.523\% 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: COC(=O)C1=C(c2cccc(OCc3ccccc3)c2)C[C@@H]2CC[C@H]1N2C(=O)NNCc1ccccc1
b: CCOC(=O)c1nnc(-c2ccccc2)nc1N1CCSCC1
Answer: b. CCOC(=O)c1nnc(-c2ccccc2)nc1N1CCSCC1
{#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#}
CCOC(=O)c1nnc(-c2ccccc2)nc1N1CCSCC1
CCOC(=O)c1nnc(-c2ccccc2)nc1N1CCSCC1
ethyl 3-phenyl-5-thiomorpholin-4-yl-1,2,4-triazine-6-carboxylate