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 additional words.
Options:
a) CCN(CC(=O)Nc1ccccc1C(F)(F)F)C(=O)CSCc1ccc(C)cc1
b) Cc1ccc(NC(=O)C2(N(C(=O)Cn3nnnc3N)c3ccc(C)cc3)CCCCC2)cc1
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}