Task: Answer the MCQ question.
Question: Which compound exhibits a 9.453\% 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 other words.
Options:
a CC1Cn2c(nnc2-c2cccs2)S1
b Cc1cc(NC(=O)c2ccc(Cl)cc2Cl)no1
c COc1ccc(CN(C(=O)CSc2nnc(-c3ccccc3C)o2)c2ccc(F)cc2)cc1
d O=C(Nc1ccccc1)OC1CCC2CC1CCC2OC(=O)Nc1ccccc1
e Cc1cccc(N2CCN(C(c3cccs3)c3nnnn3C(C)(C)C)CC2)c1C
Answer: a. CC1Cn2c(nnc2-c2cccs2)S1
{#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#}
CC1Cn2c(nnc2-c2cccs2)S1
CC1Cn2c(nnc2-c2cccs2)S1
6-methyl-3-thiophen-2-yl-5,6-dihydro-[1,3]thiazolo[2,3-c][1,2,4]triazole