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) CCOC(=O)N1CCN(c2nc(-c3ccco3)cc(C(F)(F)F)n2)CC1
b) Cn1c(=O)c(C(=O)CSc2ccccc2)c(N)n(Cc2ccccc2)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}