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 additional words.
Options:
a) CNc1nc(-c2ccccc2)cc(C)c1S(C)(=O)=O
b) O=[N+]([O-])c1ccc(N2CCNCC2)cc1N1CCCCC1
c) COc1ccc(S(=O)(=O)n2c(C)nc3ccccc32)cc1C
d) O=C(c1cc(O)c(O)c([N+](=O)[O-])c1)c1ccccc1F
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}