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, c, or d without using any other words.
Options:
a NS(=O)(=O)c1cccc(NC(=O)CCS(=O)(=O)c2ccc(Cl)cc2)c1
b CCCCCCn1c(=O)c(C(=O)Nc2cccc(C)n2)c(O)c2ccccc21
c COc1ccccc1N1C(=O)Cc2ccccc2C1=O
d CCOC(=O)C1CCN(c2ccc([N+](=O)[O-])cc2S(=O)(=O)N2CCOCC2)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}