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 other words.
Options:
a: COc1cccc(N2CC(C(=O)Nc3nnc(SCC(=O)NC4CCCC4)s3)CC2=O)c1
b: COCCCN(C(=O)CSCC(=O)Nc1cccc(C)c1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
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}