Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 19.109\% 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 additional words.
Options:
a: COc1ccc(NC(C)=O)cc1NC(=O)CN1CCN(CC(=O)Nc2ccc(Cl)cc2)CC1
b: Cc1ccccc1OC1C(=O)N(CC2CCCO2)C1c1ccc2c(c1)OCO2
c: CCN(CC)C1CC(=O)N(c2cccc(Cl)c2)C1=O
d: Cc1ccc(CN2CCCC(C(=O)c3cccc(C(F)(F)F)c3)C2)o1
Answer: c. CCN(CC)C1CC(=O)N(c2cccc(Cl)c2)C1=O
{#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#}
CCN(CC)C1CC(=O)N(c2cccc(Cl)c2)C1=O
CCN(CC)C1CC(=O)N(c2cccc(Cl)c2)C1=O
1-(3-chlorophenyl)-3-(diethylamino)pyrrolidine-2,5-dione