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] COC(=O)C1=C(c2cc3ccccc3s2)C[C@@H]2CC[C@H]1N2C(=O)NCc1ccccc1
[b] O=C(COC(=O)CNC(=O)c1ccccc1F)Nc1nnc(-c2ccccc2)o1
[c] O=C(N/N=C/c1ccccc1F)c1ccccc1OCc1ccccc1
[d] CC(C)(C#N)N([O-])C=C[N+](=O)C(C)(C)C#N
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}