Task: Answer the multiple choice question.
Query: Which compound exhibits a 4.549\% 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.) CCn1nc(C)c(CNC(=O)C2CCC(=O)N(Cc3cccc(F)c3)C2)c1C
b.) CS(=O)(=O)N(CC(=O)N1CCCCC1)c1ccc(Cl)c(C(F)(F)F)c1
Answer: b. CS(=O)(=O)N(CC(=O)N1CCCCC1)c1ccc(Cl)c(C(F)(F)F)c1
{#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#}
CS(=O)(=O)N(CC(=O)N1CCCCC1)c1ccc(Cl)c(C(F)(F)F)c1
CS(=O)(=O)N(CC(=O)N1CCCCC1)c1ccc(Cl)c(C(F)(F)F)c1
N-[4-chloro-3-(trifluoromethyl)phenyl]-N-(2-oxo-2-piperidin-1-ylethyl)methanesulfonamide