Task: Answer the MCQ question.
Query: Which compound has a -30.726\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=C(CCN1C(=O)C2C3C=CC(C3)C2C1=O)Nc1ccc2ncccc2c1
b. CCCCC(=O)Nc1cc(N(C)C)nc2ccccc12
Answer: b. CCCCC(=O)Nc1cc(N(C)C)nc2ccccc12
{#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#}
CCCCC(=O)Nc1cc(N(C)C)nc2ccccc12
CCCCC(=O)Nc1cc(N(C)C)nc2ccccc12
[C][C][C][C][C][=Branch1][C][=O][N][C][=C][C][Branch1][=Branch1][N][Branch1][C][C][C][=N][C][=C][C][=C][C][=C][Ring1][=N][Ring1][=Branch1]
N-[2-(dimethylamino)quinolin-4-yl]pentanamide