Task: Answer the multiple-choice question.
Question: Which drug exhibits a 1.877\% 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) NC(=O)C1CCN(c2cc(Cl)nc(N)n2)CC1
(b) N#Cc1ccsc1NC(=O)COC(=O)c1cc2ccccc2cc1O
(c) COC(=O)c1cc(OC)c(OC)cc1NC(=S)Nc1cccc(C(C)=O)c1
(d) CCC(C)N(C(=O)Cn1c(Cl)nc2c1c(=O)n(C)c(=O)n2C)C1CCS(=O)(=O)C1
Answer: d. CCC(C)N(C(=O)Cn1c(Cl)nc2c1c(=O)n(C)c(=O)n2C)C1CCS(=O)(=O)C1
{#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)N(C(=O)Cn1c(Cl)nc2c1c(=O)n(C)c(=O)n2C)C1CCS(=O)(=O)C1
CCC(C)N(C(=O)Cn1c(Cl)nc2c1c(=O)n(C)c(=O)n2C)C1CCS(=O)(=O)C1
N-butan-2-yl-2-(8-chloro-1,3-dimethyl-2,6-dioxopurin-7-yl)-N-(1,1-dioxothiolan-3-yl)acetamide