Task: Answer the MCQ question.
Question: Which drug exhibits a 12.660\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCCN1CCN(C(=O)Cn2ncc3c([nH]c4ccc(C)cc43)c2=O)CC1
b. Cc1nc(SC2CC(=O)N(c3ccccc3)C2=O)n[nH]1
Answer: a. CCCN1CCN(C(=O)Cn2ncc3c([nH]c4ccc(C)cc43)c2=O)CC1
{#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#}
CCCN1CCN(C(=O)Cn2ncc3c([nH]c4ccc(C)cc43)c2=O)CC1
CCCN1CCN(C(=O)Cn2ncc3c([nH]c4ccc(C)cc43)c2=O)CC1
8-methyl-3-[2-oxo-2-(4-propylpiperazin-1-yl)ethyl]-5H-pyridazino[4,5-b]indol-4-one