Task: Answer the multiple-choice question.
Question: Which compound exhibits a 7.661\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. O=c1nc(/C=C/c2ccc(Cl)cc2Cl)cc(C(F)(F)F)[nH]1
b. CN1C2CCC1/C(=C\c1ccccc1F)C(=O)/C2=C/c1ccccc1F
c. COc1ccccc1OCC(=O)Nc1cc2c(cc1C(=O)O)OCCCO2
d. CCCCN(C)C(=O)c1nc2ccccn2c1CN1CCN(c2cnccn2)CC1
e. CC1CCN(C(=O)CNC(=O)CNC(=O)Cc2ccccc2)CC1
Answer: d. CCCCN(C)C(=O)c1nc2ccccn2c1CN1CCN(c2cnccn2)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#}
CCCCN(C)C(=O)c1nc2ccccn2c1CN1CCN(c2cnccn2)CC1
CCCCN(C)C(=O)c1nc2ccccn2c1CN1CCN(c2cnccn2)CC1
N-butyl-N-methyl-3-[(4-pyrazin-2-ylpiperazin-1-yl)methyl]imidazo[1,2-a]pyridine-2-carboxamide