Task: Answer the multiple choice question.
Query: Which drug exhibits a -16.898\% 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: COc1cc(CNCCNC(=O)c2nonc2N)ccc1OCc1ccc(Cl)nc1.Cl
b: CCOc1ccccc1N(C)C(=O)c1cn(C)c(=O)c2ccccc12
Answer: a. COc1cc(CNCCNC(=O)c2nonc2N)ccc1OCc1ccc(Cl)nc1.Cl
{#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#}
COc1cc(CNCCNC(=O)c2nonc2N)ccc1OCc1ccc(Cl)nc1.Cl
COc1cc(CNCCNC(=O)c2nonc2N)ccc1OCc1ccc(Cl)nc1.Cl
4-amino-N-[2-[[4-[(6-chloropyridin-3-yl)methoxy]-3-methoxyphenyl]methylamino]ethyl]-1,2,5-oxadiazole-3-carboxamide;hydrochloride