Task: Answer the MCQ question.
Question: Which drug exhibits a 0.286\% human ether-à-go-go related gene (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) Cc1cc(C(F)(F)F)c(C#N)c(N2CCOCC2)n1
b) COc1cccc(/C=N/n2c(-c3cc(C)[nH]n3)n[nH]c2=S)c1OC
Answer: a. Cc1cc(C(F)(F)F)c(C#N)c(N2CCOCC2)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#}
Cc1cc(C(F)(F)F)c(C#N)c(N2CCOCC2)n1
Cc1cc(C(F)(F)F)c(C#N)c(N2CCOCC2)n1
6-methyl-2-morpholin-4-yl-4-(trifluoromethyl)pyridine-3-carbonitrile