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] CC(C)OP(=O)(OC(C)C)C(Nc1ccc([N+](=O)[O-])cc1)c1cccc([N+](=O)[O-])c1
[b] COC(=O)c1c(C(=O)OC)c(-c2ccc(F)cc2)n2c1CS(=O)(=O)C2
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}