Task: Answer the multiple-choice question.
Query: Which compound exhibits a -15.679\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. NNC(=O)COc1cccc(C(F)(F)F)c1
b. CN(C)S(=O)(=O)c1ccc(Oc2ccccc2)cc1
c. CS(=O)(=O)N(CC(N)=O)c1cccc(Br)c1
d. CC(C)(C)c1ccc(C(=O)NNC(=O)CCC(=O)Nc2ccccc2)cc1
Answer: b. CN(C)S(=O)(=O)c1ccc(Oc2ccccc2)cc1
{#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#}
N,N-dimethyl-4-phenoxybenzenesulfonamide