Task: Answer the multiple-choice question.
Query: Which compound exhibits a -1.998% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCN(CC)S(=O)(=O)c1ccc(NC(=O)COC(=O)c2ccc(Br)o2)cc1
(b) CC(C(=O)Nc1ccccc1-c1ccccc1)N1CCOCC1
Answer: b. CC(C(=O)Nc1ccccc1-c1ccccc1)N1CCOCC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC(C(=O)Nc1ccccc1-c1ccccc1)N1CCOCC1
CC(C(=O)Nc1ccccc1-c1ccccc1)N1CCOCC1
2-morpholin-4-yl-N-(2-phenylphenyl)propanamide