Task: Answer the multiple choice question.
Question: Which compound exhibits a 0.522\% human ether-à-go-go related gene (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) Cc1nc2ccccc2n1CC(O)COCC1CC=CCC1
b) NC(=O)COC(=O)c1ccccc1SCC(=O)NC1CCCCCCC1
c) CC(=O)Nc1ccc(OC(F)(F)C(F)C(F)(F)F)c(NC(C)=O)c1
d) CCC(C)(C)NC(=O)Cc1ccc(C)cc1
Answer: d. CCC(C)(C)NC(=O)Cc1ccc(C)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#}
CCC(C)(C)NC(=O)Cc1ccc(C)cc1
CCC(C)(C)NC(=O)Cc1ccc(C)cc1
[C][C][C][Branch1][C][C][Branch1][C][C][N][C][=Branch1][C][=O][C][C][=C][C][=C][Branch1][C][C][C][=C][Ring1][#Branch1]
N-(2-methylbutan-2-yl)-2-(4-methylphenyl)acetamide