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, or c without using any additional words.
Options:
[a] CC(=O)N(C)c1nnc(-c2ccccn2)s1
[b] COC(=O)c1ccc2c(c1)C(C)(C)C(/C=C/c1ccccc1O)=[N+]2C.[I-]
[c] COc1ccc(/C=N/n2c(-c3cc(C)[nH]n3)n[nH]c2=S)cc1
Answer: a, 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}