Problem statement: Answer the MCQ question.
Question: Which drug has a 8.541\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: COCCCNC(=O)c1ccc(C(=O)NCCCOC)cc1
b: CCN(CC(N)=O)S(=O)(=O)c1ccc(Br)cc1
c: Cc1ccc(C(C(=O)NCc2ccco2)N(C(=O)CNC(=O)c2cccs2)c2ccc(C)cc2C)cc1
Answer: b. CCN(CC(N)=O)S(=O)(=O)c1ccc(Br)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#}
CCN(CC(N)=O)S(=O)(=O)c1ccc(Br)cc1
CCN(CC(N)=O)S(=O)(=O)c1ccc(Br)cc1
[C][C][N][Branch1][#Branch1][C][C][Branch1][C][N][=O][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][Branch1][C][Br][C][=C][Ring1][#Branch1]
2-[(4-bromophenyl)sulfonyl-ethylamino]acetamide