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 other words.
Options:
a) O=C1c2ccc([N+](=O)[O-])cc2C(=O)N1c1ccc([N+](=O)[O-])cn1
b) CCCc1nnc(NC(=O)CSc2nnc(-c3ccco3)n2C)s1
c) CCN1CCN(CCCNC(=O)c2ccc3c(c2)NC(=O)c2ccccc2S3)CC1
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}