Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. C[C@H](C(=O)CC(=O)OC(C)(C)C)[C@H](O)c1ccc(C(F)(F)F)cc1
b. Cc1ccc(NC(=O)CSc2ncc(S(=O)(=O)c3ccccc3)c(=O)[nH]2)cc1C
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}