Task: Answer the multiple-choice question.
Query: Which compound exhibits a -4.167\% 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 other words.
Options:
a Nc1nc(CSCCO)nc(Nc2ccccc2)n1
b COc1ccccc1C(=O)NNC(=O)c1cccc([N+](=O)[O-])c1
c CCc1noc(C)c1C(=O)NC1CCCc2c1cnn2-c1ccc(C(C)(C)C)cc1
d Cc1ccc2cc(CCNC(=O)c3ccc(S(=O)(=O)N4CCCCC4)cc3)c(=O)[nH]c2c1
e CCC(CC)C(=O)N1CCCC(c2nc(-c3cccs3)no2)C1
Answer: b. COc1ccccc1C(=O)NNC(=O)c1cccc([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#}
COc1ccccc1C(=O)NNC(=O)c1cccc([N+](=O)[O-])c1
COc1ccccc1C(=O)NNC(=O)c1cccc([N+](=O)[O-])c1
2-methoxy-N'-(3-nitrobenzoyl)benzohydrazide