Task: Answer the multiple-choice question.
Question: Which compound has a 2.603\% 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 additional words.
Options:
a) COc1ccc(N=Cc2c(O)n(-c3ccc(OC)cc3)c(=O)c3ccccc23)cc1
b) CCCCn1c(N)c(N(CCOC)C(=O)CSc2ccc([N+](=O)[O-])cc2)c(=O)[nH]c1=O
c) CCCNC(=O)c1ccc(N2CCC3(CC2)CC(c2cccc(Br)c2)=NO3)c(NC(=O)c2c(Cl)cccc2Cl)c1
d) CC1Cc2ccccc2N1C(=O)CN(C)CC(=O)Nc1ccc(F)cc1
Answer: b. CCCCn1c(N)c(N(CCOC)C(=O)CSc2ccc([N+](=O)[O-])cc2)c(=O)[nH]c1=O
{#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#}
CCCCn1c(N)c(N(CCOC)C(=O)CSc2ccc([N+](=O)[O-])cc2)c(=O)[nH]c1=O
CCCCn1c(N)c(N(CCOC)C(=O)CSc2ccc([N+](=O)[O-])cc2)c(=O)[nH]c1=O
N-(6-amino-1-butyl-2,4-dioxopyrimidin-5-yl)-N-(2-methoxyethyl)-2-(4-nitrophenyl)sulfanylacetamide