Task: Answer the multiple-choice question.
Question: Which drug exhibits a 2.684\% human ether-à-go-go related gene (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)CNC(=O)CSc1ncnc2c1cnn2Cc1ccccc1
b.) Cc1ccc(C(=O)N/N=C\c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)cn1
Answer: a. CCOC(=O)CNC(=O)CSc1ncnc2c1cnn2Cc1ccccc1
{#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)CNC(=O)CSc1ncnc2c1cnn2Cc1ccccc1
CCOC(=O)CNC(=O)CSc1ncnc2c1cnn2Cc1ccccc1
ethyl 2-[[2-(1-benzylpyrazolo[3,4-d]pyrimidin-4-yl)sulfanylacetyl]amino]acetate