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) COc1ccc(COC(=O)CN2C(=O)NC3(CCCC3)C2=O)cc1F
b) COC(=O)C1=NN(c2ccc(C)cc2)C2C(=O)N(c3ccccc3OC)C(=O)C12
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}