Task: Answer the multiple-choice question.
Query: Which compound exhibits a 9.625\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CN(C)CC#CCCCCCCC#CCN(C)C
b.) CCOCCOC(=O)c1[nH]c2c(c1C)C(=O)CC(c1ccccc1)C2
c.) O=C(c1ccc2c(=O)n(Cc3ccco3)c(=S)[nH]c2c1)N1CCN(Cc2ccccc2)CC1
d.) COc1ccc(C)cc1NC(=O)COC(=O)c1ccc([N+](=O)[O-])o1
Answer: a. CN(C)CC#CCCCCCCC#CCN(C)C
{#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#}
CN(C)CC#CCCCCCCC#CCN(C)C
CN(C)CC#CCCCCCCC#CCN(C)C
N,N,N',N'-tetramethyldodeca-2,10-diyne-1,12-diamine