Task: Answer the MCQ question.
Question: Which drug has a 6.217\% 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) O=[N+]([O-])c1cc(S(=O)(=O)N2CCCCCC2)ccc1F
(b) CCCC(=O)Nc1ccccc1NC(=O)CCC
(c) O=C(O)CCSCc1ccccc1F
(d) CC(=O)Nc1ccc(C)cc1
(e) CN1CCN(C(=O)CN2C(=O)CC(C)(C)S(=O)(=O)c3ccccc32)CC1
Answer: b. CCCC(=O)Nc1ccccc1NC(=O)CCC
{#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#}
N-[2-(butanoylamino)phenyl]butanamide