Problem statement: Answer the multiple-choice question.
Question: Which drug has a 8.177\% 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.) CCCN(CC(=O)Nc1c(C)cccc1CC)C(=O)SCC
b.) CSc1ccc(/C=N/NC(=O)CNc2ccc3ccccc3c2)cc1
c.) COc1ccc(C(=O)Cn2c(Br)nc3c2c(=O)n(C)c(=O)n3C)cc1OC
d.) COc1ccc(OC)c(S(=O)(=O)n2nnc3cc(Cl)ccc32)c1
Answer: a. CCCN(CC(=O)Nc1c(C)cccc1CC)C(=O)SCC
{#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#}
S-ethyl N-[2-(2-ethyl-6-methylanilino)-2-oxoethyl]-N-propylcarbamothioate