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, b, or c without using any other words.
Options:
a) O=C(NCc1cccnc1)c1ccc(Cl)cc1[N+](=O)[O-]
b) COc1cc(OC)c2c(=O)cc(-c3cccnc3)oc2c1
c) CCOC(=O)C(CCCCOc1ccc([N+](=O)[O-])cc1)C(=O)OCC
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}