Task: Answer the multiple-choice question.
Question: Which drug exhibits a 20.531\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a c1ccc(CSc2nnc(Cc3ccccc3)o2)cc1
b CSc1nc(N)c(N=Nc2ccc([As](=O)(O)O)cc2)c(=O)[nH]1
c CC1(C)CC(O)(CNCc2ccc3c(c2)OCO3)CCO1
d NNP(=O)(CC(=O)c1ccccc1)c1ccccc1
e COc1ccc(Cl)cc1NC(=O)COC(=O)c1c(-c2ccccc2)noc1C
Answer: a. c1ccc(CSc2nnc(Cc3ccccc3)o2)cc1
{#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#}
c1ccc(CSc2nnc(Cc3ccccc3)o2)cc1
c1ccc(CSc2nnc(Cc3ccccc3)o2)cc1
2-benzyl-5-benzylsulfanyl-1,3,4-oxadiazole