Task: Answer the multiple choice question.
Question: Which drug exhibits a 3.803\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) CN1CCCC1CCNC1C2CC3CC(C2)CC1C3
b) Cc1ccc(C2=NNC3(CCOC(C)(C)C3)S2)cc1
c) CCc1ccc(NC(=O)CCS(=O)(=O)c2ccc(Cl)cc2)cc1
Answer: a. CN1CCCC1CCNC1C2CC3CC(C2)CC1C3
{#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#}
CN1CCCC1CCNC1C2CC3CC(C2)CC1C3
CN1CCCC1CCNC1C2CC3CC(C2)CC1C3
N-[2-(1-methylpyrrolidin-2-yl)ethyl]adamantan-2-amine