Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -1.426\% 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.) N#CCN1CCN(CCC(=O)Nc2ccc(OCc3ccccc3)cc2)CC1
b.) O=C(N/N=C/C=C/c1ccc2c(c1)OCO2)c1ccc([N+](=O)[O-])cc1
c.) Cn1c(=O)[nH]c(=O)c2[nH]c(N(Cc3ccccc3)Cc3ccccc3)nc21
d.) COC(=O)CSc1nc2c(c(=O)[nH]c(=O)n2C)n1CCC(C)C
Answer: c. Cn1c(=O)[nH]c(=O)c2[nH]c(N(Cc3ccccc3)Cc3ccccc3)nc21
{#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#}
Cn1c(=O)[nH]c(=O)c2[nH]c(N(Cc3ccccc3)Cc3ccccc3)nc21
Cn1c(=O)[nH]c(=O)c2[nH]c(N(Cc3ccccc3)Cc3ccccc3)nc21
8-(dibenzylamino)-3-methyl-7H-purine-2,6-dione