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 other words.
Options:
a: CCOC(=O)c1c(C)[nH]c(C)c1C(=O)COC(=O)c1cccc(C)c1O
b: Cc1cccc(-c2nnc(SCC(=O)Nc3cccc(C(=O)N4CCOCC4)c3)n2C)c1
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}