Task: Answer the MCQ question.
Query: Which drug has a -47.702\% human ether-à-go-go related gene (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 COc1ccc(C(C(=O)NC(C)(C)C)N(Cc2ccco2)C(=O)CCC(=O)Nc2cc(C)on2)cc1
b Cc1ccc(-c2nn3c(C)nnc3c3ccccc23)cc1S(=O)(=O)NC(C)c1ccccc1
c Br.O=C(CN1C2=NCCN2c2ccccc21)C12CC3CC(CC(C3)C1)C2
d CCSc1ccccc1C(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
Answer: c. Br.O=C(CN1C2=NCCN2c2ccccc21)C12CC3CC(CC(C3)C1)C2
{#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#}
Br.O=C(CN1C2=NCCN2c2ccccc21)C12CC3CC(CC(C3)C1)C2
Br.O=C(CN1C2=NCCN2c2ccccc21)C12CC3CC(CC(C3)C1)C2
[Br].[O][=C][Branch2][Ring1][Ring2][C][N][C][=N][C][C][N][Ring1][Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][N][C][C][C][C][C][Branch1][O][C][C][Branch1][Ring2][C][Ring1][=Branch1][C][Ring1][=Branch2][C][Ring1][#Branch2]
1-(1-adamantyl)-2-(1,2-dihydroimidazo[1,2-a]benzimidazol-4-yl)ethanone;hydrobromide