Task: Answer the multiple choice question.
Question: Which compound exhibits a 12.623\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCCCCCCCNc1nc(Cl)nc(NCc2ccco2)n1
b Cc1cccc(-n2c(SCC(=O)N3CCC(C(=O)O)CC3)nc3ccccc3c2=O)c1C
Answer: a. CCCCCCCCNc1nc(Cl)nc(NCc2ccco2)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#}
CCCCCCCCNc1nc(Cl)nc(NCc2ccco2)n1
CCCCCCCCNc1nc(Cl)nc(NCc2ccco2)n1
6-chloro-2-N-(furan-2-ylmethyl)-4-N-octyl-1,3,5-triazine-2,4-diamine