Task: Answer the multiple choice question.
Query: Which drug has a 16.690\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCNc1nc(Cl)nc(N(NC(C)=O)C(C)C)n1
(b) CCNC(=O)COc1ccc(-c2ccccc2)cc1
Answer: a. CCNc1nc(Cl)nc(N(NC(C)=O)C(C)C)n1
{#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#}
CCNc1nc(Cl)nc(N(NC(C)=O)C(C)C)n1
CCNc1nc(Cl)nc(N(NC(C)=O)C(C)C)n1
N'-[4-chloro-6-(ethylamino)-1,3,5-triazin-2-yl]-N'-propan-2-ylacetohydrazide