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] O=C(Cc1nc2ccccc2[nH]1)c1ccc([N+](=O)[O-])cc1
[b] Cc1cc(C)cc(OCC(=O)Nc2ccccc2C(=O)NCc2ccco2)c1
[c] Cn1c(=O)cc(SCC(=O)N2CCN(c3ccccc3)CC2)c2ccccc21
[d] O=C(Cc1ccc([N+](=O)[O-])cc1)N1CCc2ccccc2C1
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}