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: Cc1ccc(N=c2c([N+](=O)[O-])nn(-c3ccc(Cl)cc3)n2O)cc1C
b: COCCCNC(=O)CNC(=O)c1nn(-c2ccc(OC)cc2)c(=O)c2ccccc12
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}