Task: Answer the MCQ question.
Question: Which compound exhibits a 6.842\% 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. CCOc1ccc(NC(=O)C2CC(=O)OC2c2ccccc2)cc1
b. O=[N+]([O-])c1ccc(N2CCN(Cc3ccc(Br)o3)CC2)cc1
c. CCNC(=S)NNC(=O)CC(C)C
d. CC1(NC(=O)CC[N+](C)(C)CCO)CS(=O)(=O)CC1S(=O)(=O)[O-]
e. O=C1OC(C(=O)Nc2nccs2)Cc2ccccc21
Answer: a. CCOc1ccc(NC(=O)C2CC(=O)OC2c2ccccc2)cc1
{#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#}
CCOc1ccc(NC(=O)C2CC(=O)OC2c2ccccc2)cc1
CCOc1ccc(NC(=O)C2CC(=O)OC2c2ccccc2)cc1
N-(4-ethoxyphenyl)-5-oxo-2-phenyloxolane-3-carboxamide