Task: Answer the multiple choice question.
Question: Which drug has a 17.663\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCOC(=O)c1c(C)[nH]c(C)c1C(=O)COc1ncnc2ccccc12
[b] COCCCNC(=O)CSc1ccsc1[N+](=O)[O-]
Answer: a. CCOC(=O)c1c(C)[nH]c(C)c1C(=O)COc1ncnc2ccccc12
{#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)c1c(C)[nH]c(C)c1C(=O)COc1ncnc2ccccc12
CCOC(=O)c1c(C)[nH]c(C)c1C(=O)COc1ncnc2ccccc12
ethyl 2,5-dimethyl-4-(2-quinazolin-4-yloxyacetyl)-1H-pyrrole-3-carboxylate