Task: Answer the MCQ question.
Question: Which drug has a -2.939\% 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) CC1CCc2nc(N)c(C#N)c(-c3cccnc3)c2C1
(b) O=C(Nc1nnc(-c2ccccc2)s1)c1ccc(F)cc1
Answer: a. CC1CCc2nc(N)c(C#N)c(-c3cccnc3)c2C1
{#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#}
CC1CCc2nc(N)c(C#N)c(-c3cccnc3)c2C1
CC1CCc2nc(N)c(C#N)c(-c3cccnc3)c2C1
2-amino-6-methyl-4-pyridin-3-yl-5,6,7,8-tetrahydroquinoline-3-carbonitrile