Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 5.028\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCN(CC)S(=O)(=O)c1ccc(N2CCN(c3cccc(OC)c3)CC2)c([N+](=O)[O-])c1
[b] O=C1Nc2ccccc2C1c1ncc(C(F)(F)F)cc1Cl
Answer: a. CCN(CC)S(=O)(=O)c1ccc(N2CCN(c3cccc(OC)c3)CC2)c([N+](=O)[O-])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#}
CCN(CC)S(=O)(=O)c1ccc(N2CCN(c3cccc(OC)c3)CC2)c([N+](=O)[O-])c1
CCN(CC)S(=O)(=O)c1ccc(N2CCN(c3cccc(OC)c3)CC2)c([N+](=O)[O-])c1
[C][C][N][Branch1][Ring1][C][C][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][Branch2][Ring1][#Branch1][N][C][C][N][Branch1][=N][C][=C][C][=C][C][Branch1][Ring1][O][C][=C][Ring1][Branch2][C][C][Ring1][=C][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring2][Ring1][#Branch1]
N,N-diethyl-4-[4-(3-methoxyphenyl)piperazin-1-yl]-3-nitrobenzenesulfonamide