Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -5.193\% 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 COc1ccc(CCN(Cc2nc(-c3ccccc3)no2)Cc2nc(-c3ccccc3)no2)cc1OC
b CC(=O)c1ccc(NC(=O)Nc2ccc(Cl)cc2)cc1
c O=C(CSc1nnc(-c2cccs2)n1-c1ccccc1)NCc1ccco1
d Cc1cccc(NC(=O)c2sc(NC(=O)c3ccco3)c(C#N)c2C)c1C
Answer: a. COc1ccc(CCN(Cc2nc(-c3ccccc3)no2)Cc2nc(-c3ccccc3)no2)cc1OC
{#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-(3,4-dimethoxyphenyl)-N,N-bis[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]ethanamine