Task: Answer the MCQ question.
Query: Which drug exhibits a 13.505\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCc1cc(C(=O)NC2CCCN(Cc3ccccc3F)C2)n(C)n1
b: CCOc1ccc(N2C(=O)CCC2=O)cc1
c: Nc1ccc2c(c1)N=[N+]([O-])c1cc(N)ccc1C2
d: Cc1ccc(S(=O)(=O)Nc2ccc(Cl)cn2)cc1C
Answer: b. CCOc1ccc(N2C(=O)CCC2=O)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(N2C(=O)CCC2=O)cc1
CCOc1ccc(N2C(=O)CCC2=O)cc1
1-(4-ethoxyphenyl)pyrrolidine-2,5-dione