Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1cccc(NC2=C(C#N)C(=O)NC(c3cccc(OC)c3O)S2)c1
b. N#Cc1ccccc1Cn1c(=O)n(Cc2ccc(C(=O)NCc3ccco3)cc2)c(=O)c2sccc21
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}