Problem statement: Answer the MCQ question.
Question: Which compound has a 4.492\% 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 additional words.
Options:
a COc1ccc(OCCNS(=O)(=O)c2cccc([N+](=O)[O-])c2)cc1
b CCC(=O)NC(=S)Nc1ccc(S(=O)(=O)NC(C)=O)cc1
c Cc1ccc(SCc2nc(-c3ccccn3)no2)cc1
d CN(C)CCC(=O)c1ccc(Cl)cc1.Cl
Answer: d. CN(C)CCC(=O)c1ccc(Cl)cc1.Cl
{#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#}
1-(4-chlorophenyl)-3-(dimethylamino)propan-1-one;hydrochloride