Task: Answer the MCQ question.
Query: Which compound has a 22.126\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CC1(C)CSC(=NCCc2ccccc2)N1
b: CCOC(=O)c1cnc2c(C)cccc2c1Nc1cccc(C(=O)O)c1.Cl
c: COc1cccc(CN2CC(C(=O)NCCc3ccc(C)o3)CCC2=O)c1
Answer: a. CC1(C)CSC(=NCCc2ccccc2)N1
{#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#}
CC1(C)CSC(=NCCc2ccccc2)N1
CC1(C)CSC(=NCCc2ccccc2)N1
4,4-dimethyl-N-(2-phenylethyl)-1,3-thiazolidin-2-imine