Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Nc1nc(-c2ccccc2)nc(-c2ccccc2O)n1
b CC(Cc1cccc(C(F)(F)F)c1)NCCOC(=O)c1ccccc1.Cl
c CCCS(=O)(=O)N1CCN(Cc2ccc([N+](=O)[O-])cc2)CC1.O=C(O)C(=O)O
d O=C(Cc1cccc(F)c1)Nc1ccc2c(c1)CCC2
Answer: a, b, 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}