Task: Answer the MCQ question.
Query: Which compound has a 17.687\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) O=C(NCC1CCCO1)c1ccc2nc(N3CCCCC3)sc2c1
b.) COc1ccc2nc(NC(=O)c3ccc(-c4cccc([N+](=O)[O-])c4)o3)sc2c1
c.) CC1CC(C)CN(C(=O)COC(=O)Cc2ccc(Br)cc2)C1
d.) CC(C)(Oc1cccc2ccccc12)C(=O)O
e.) CCSc1nc(-c2ccc(OC)cc2)ccc1C#N
Answer: b. COc1ccc2nc(NC(=O)c3ccc(-c4cccc([N+](=O)[O-])c4)o3)sc2c1
{#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#}
COc1ccc2nc(NC(=O)c3ccc(-c4cccc([N+](=O)[O-])c4)o3)sc2c1
COc1ccc2nc(NC(=O)c3ccc(-c4cccc([N+](=O)[O-])c4)o3)sc2c1
[C][O][C][=C][C][=C][N][=C][Branch2][Ring1][=C][N][C][=Branch1][C][=O][C][=C][C][=C][Branch1][S][C][=C][C][=C][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring1][=Branch2][O][Ring1][=C][S][C][Ring2][Ring1][=Branch1][=C][Ring2][Ring1][#Branch2]
N-(6-methoxy-1,3-benzothiazol-2-yl)-5-(3-nitrophenyl)furan-2-carboxamide