Task: Answer the MCQ question.
Question: Which drug exhibits a 1.950\% 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 other words.
Options:
a COc1cc(OC)c(OC)cc1/C=C1\C(=O)NC(=O)N(Cc2ccccc2)C1=O
b COc1ccc(CC(=O)Nc2cc(C)on2)cc1OC
c COc1cc2c(cc1OC)C(C(=O)NCc1cccnc1)C(c1cccnc1)N(C)C2=O
d CC(=O)Nc1ccccc1C(=O)C(=O)Nc1ccc(F)cc1
Answer: d. CC(=O)Nc1ccccc1C(=O)C(=O)Nc1ccc(F)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#}
2-(2-acetamidophenyl)-N-(4-fluorophenyl)-2-oxoacetamide