Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 4.251\% 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. Cc1cc(C)c(OCCCNC2CCCC2)c(Br)c1.O=C(O)C(=O)O
b. CC1=C(C#N)C(Nc2cccc(C)n2)(C(F)(F)F)C(=O)N1
Answer: b. CC1=C(C#N)C(Nc2cccc(C)n2)(C(F)(F)F)C(=O)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#}
CC1=C(C#N)C(Nc2cccc(C)n2)(C(F)(F)F)C(=O)N1
CC1=C(C#N)C(Nc2cccc(C)n2)(C(F)(F)F)C(=O)N1
2-methyl-4-[(6-methylpyridin-2-yl)amino]-5-oxo-4-(trifluoromethyl)-1H-pyrrole-3-carbonitrile