Task: Answer the multiple choice question.
Query: Which drug has a -76.489% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CNC(=S)N1CCC(Cc2ccccc2)CC1
b: COCC1CCN(C(=O)C2CCN(c3nc(-c4ccccc4)nc4c3CCC4)CC2)C1
Answer: b. COCC1CCN(C(=O)C2CCN(c3nc(-c4ccccc4)nc4c3CCC4)CC2)C1
{#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#}
COCC1CCN(C(=O)C2CCN(c3nc(-c4ccccc4)nc4c3CCC4)CC2)C1
COCC1CCN(C(=O)C2CCN(c3nc(-c4ccccc4)nc4c3CCC4)CC2)C1
[3-(methoxymethyl)pyrrolidin-1-yl]-[1-(2-phenyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidin-4-yl]methanone