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, c, or d without using any other words.
Options:
a O=C(NC(NC(=O)c1ccccc1)c1cccc([N+](=O)[O-])c1)c1ccccc1
b CCNc1nc(NC(C)(C)C)nc(N2CCCCC2)n1
c COc1cc(C(=O)Nc2cccc3c2CCCC3)cc(OC)c1OC
d CN(C)c1ccc(CN(C(=O)c2ccc(Cl)c([N+](=O)[O-])c2)C2CCS(=O)(=O)C2)cc1
Answer: a, b, c, d
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}