Task: Answer the MCQ question.
Question: Which compound exhibits a 19.873\% 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. O=C1C=C(c2cc(F)ccc2F)C[C@@H](c2ccc(F)cc2)C1
b. Cn1c(SCc2ccccc2F)nnc1-c1ccccn1
c. CCOC(=O)C1=C(C)Nc2ccccc2N=C1NC(=O)c1ccc(Cl)c(S(=O)(=O)N2CCCC2)c1
d. Cc1nc2sccn2c(=O)c1S(=O)(=O)Nc1ccc(N2CCOCC2)c(Cl)c1
Answer: d. Cc1nc2sccn2c(=O)c1S(=O)(=O)Nc1ccc(N2CCOCC2)c(Cl)c1
{#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#}
Cc1nc2sccn2c(=O)c1S(=O)(=O)Nc1ccc(N2CCOCC2)c(Cl)c1
Cc1nc2sccn2c(=O)c1S(=O)(=O)Nc1ccc(N2CCOCC2)c(Cl)c1
N-(3-chloro-4-morpholin-4-ylphenyl)-7-methyl-5-oxo-[1,3]thiazolo[3,2-a]pyrimidine-6-sulfonamide