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 Cc1c(NC(=O)c2ccccc2NS(=O)(=O)c2ccc(F)cc2)c(=O)n(-c2ccccc2)n1C
b CCc1ccccc1N1CSC2=C(C#N)C(c3ccccc3F)CC(=O)N2C1
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}