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 other words.
Options:
a. C/C(=N\NC(=O)c1cc(C)oc1C)c1ccc(C)c([N+](=O)[O-])c1
b. CCCS(=O)(=O)N1CCN(C(=O)COc2ccc(OC)cc2)CC1.O=C(O)C(=O)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}