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, b, or c without using any additional words.
Options:
a O=C(Nc1ccc([N+](=O)[O-])cc1)Nn1cnnc1
b COc1ccc(NC(=S)NC(=O)c2cncc(Br)c2)c(OC)c1
c NS(=O)(=O)c1cc(C(=O)OCC(=O)Nc2ccc(Cl)cc2[N+](=O)[O-])ccc1Cl
Answer: a, b, c
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}