Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COc1cccc(-c2ccc(C#N)c(=O)[nH]2)c1
b O=C(NNc1ccc([N+](=O)[O-])cc1)c1ccco1
c CC1(C)NC(=O)N(CC(=O)N2CCN(S(=O)(=O)c3ccccc3F)CC2)C1=O
d CCc1ccccc1NC(=O)Nc1cnccn1
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}