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] CCOc1ccc(NC(=O)C2CC(=O)NC(N3CCc4ccccc43)=N2)cc1
[b] FC(F)(F)c1ccc(Oc2ccc3c(C(F)(F)F)cc(C(F)(F)F)nc3n2)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}