Task: Answer the MCQ question.
Query: Which drug exhibits a 1.511\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a COc1ccc(-n2c(SC)nc(O)cc2=O)cc1
b O=C(COC(=O)CCc1nc2ccccc2s1)NC(=O)NCc1ccco1
c CCCCNCc1ccc(OCc2ccc(Cl)nc2)c(OC)c1.Cl
Answer: c. CCCCNCc1ccc(OCc2ccc(Cl)nc2)c(OC)c1.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#}
CCCCNCc1ccc(OCc2ccc(Cl)nc2)c(OC)c1.Cl
CCCCNCc1ccc(OCc2ccc(Cl)nc2)c(OC)c1.Cl
N-[[4-[(6-chloropyridin-3-yl)methoxy]-3-methoxyphenyl]methyl]butan-1-amine;hydrochloride