Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCOc1ccc(CN(Cc2ccco2)S(=O)(=O)c2ccc(-n3cnnn3)c(OC)c2)cc1
b: CCN(C(=O)CSc1nc(N)cc(=O)[nH]1)C1CCS(=O)(=O)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}