Task: Answer the multiple-choice question.
Query: Which drug has a 4.970\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccc(C(=O)CSc2nc3[nH]ncc3c(=O)[nH]2)cc1
b Cc1ccccc1OCc1nc2ccccc2c(=O)n1/N=C/c1cccc([N+](=O)[O-])c1
Answer: b. Cc1ccccc1OCc1nc2ccccc2c(=O)n1/N=C/c1cccc([N+](=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#}
Cc1ccccc1OCc1nc2ccccc2c(=O)n1/N=C/c1cccc([N+](=O)[O-])c1
Cc1ccccc1OCc1nc2ccccc2c(=O)n1/N=C/c1cccc([N+](=O)[O-])c1
2-[(2-methylphenoxy)methyl]-3-[(E)-(3-nitrophenyl)methylideneamino]quinazolin-4-one