Problem statement: Answer the multiple-choice question.
Question: Which drug has a 16.524\% 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.) CCN1C(=O)C2CCCCN2c2ccc(C(=O)NCCOC)cc21
b.) Cc1cccc(C)c1NC(=O)C(c1cccc([N+](=O)[O-])c1)N(C)C(=O)c1ccccn1
Answer: a. CCN1C(=O)C2CCCCN2c2ccc(C(=O)NCCOC)cc21
{#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#}
CCN1C(=O)C2CCCCN2c2ccc(C(=O)NCCOC)cc21
CCN1C(=O)C2CCCCN2c2ccc(C(=O)NCCOC)cc21
5-ethyl-N-(2-methoxyethyl)-6-oxo-7,8,9,10-tetrahydro-6aH-pyrido[1,2-a]quinoxaline-3-carboxamide