Task: Answer the MCQ question.
Query: Which compound exhibits a 9.485\% 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 or b without using any additional words.
Options:
[a] O=[N+]([O-])c1c(Nc2ccccc2O)ccc2nonc12
[b] CCOC(=O)C1=C(c2ccccc2)NC(=S)NC1c1ccc(Cl)cc1
Answer: b. CCOC(=O)C1=C(c2ccccc2)NC(=S)NC1c1ccc(Cl)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#}
CCOC(=O)C1=C(c2ccccc2)NC(=S)NC1c1ccc(Cl)cc1
CCOC(=O)C1=C(c2ccccc2)NC(=S)NC1c1ccc(Cl)cc1
ethyl4-(4-chlorophenyl)-6-phenyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxylate