Task: Answer the multiple-choice question.
Question: Which drug has a 0.030\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCN(CC)CCNC(=O)/C(=C\c1cccn1C)NC(=O)c1cccs1
[b] CCN(CC)c1ccc(Nc2nc(-c3cccnc3)cs2)cc1
[c] CCN(CC)S(=O)(=O)c1c(Br)cc(C)cc1Br
Answer: c. CCN(CC)S(=O)(=O)c1c(Br)cc(C)cc1Br
{#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#}
2,6-dibromo-N,N-diethyl-4-methylbenzenesulfonamide