Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CCN(Cc1nc2cc(Cl)ccc2c(=O)[nH]1)C(=O)C1CC(=O)N(c2cccc3ccccc23)C1
b.) COC(=O)CSc1nnc(CNC(=O)c2ccc(OC)cc2OC)n1C
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}