Task: Answer the MCQ question.
Query: Which compound has a 16.081\% 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 COc1cccc(-c2nn(CCC#N)cc2C(=O)Nc2ccccc2Cl)c1
b Cc1cccc(CN2CCCC(C(=O)N3CCCCC3)C2)c1.O=C(O)C(=O)O
Answer: a. COc1cccc(-c2nn(CCC#N)cc2C(=O)Nc2ccccc2Cl)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#}
COc1cccc(-c2nn(CCC#N)cc2C(=O)Nc2ccccc2Cl)c1
COc1cccc(-c2nn(CCC#N)cc2C(=O)Nc2ccccc2Cl)c1
N-(2-chlorophenyl)-1-(2-cyanoethyl)-3-(3-methoxyphenyl)pyrazole-4-carboxamide