Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CCN(CC)C(=S)SC1CCCCN(C(=O)c2ccc(F)cc2)C1=O
b CN(CC(=O)Nc1ccc(Cl)c(C(F)(F)F)c1)C(=O)Cc1c[nH]c2ccccc12
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}