Task: Answer the multiple-choice question.
Question: Which drug exhibits a -6.172\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1cccc(N2C(=O)CC(N(C(=O)c3ccco3)c3cccc(C)c3)C2=O)c1
b. C1CNCCNCCCNCCNC1
c. COc1ccccc1N(C)S(=O)(=O)c1ccc(C(=O)OCC(=O)Nc2cc(C)on2)cc1
d. CC(=O)Nc1n[nH]c(-c2ccc(C)cc2)c1C
Answer: d. CC(=O)Nc1n[nH]c(-c2ccc(C)cc2)c1C
{#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#}
CC(=O)Nc1n[nH]c(-c2ccc(C)cc2)c1C
CC(=O)Nc1n[nH]c(-c2ccc(C)cc2)c1C
N-[4-methyl-5-(4-methylphenyl)-1H-pyrazol-3-yl]acetamide