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) CN(CCC#N)C(=O)COC(=O)[C@H](Cc1ccccc1)N1C(=O)c2ccccc2C1=O
b) CCSc1nc2ccccc2n1CC(N)=O
c) Nc1cc(-c2ccccc2)nn1Cc1ccc(Cl)cc1
d) CN1CCN(/N=C/c2c(O)n(C)c(=O)n(C)c2=O)CC1
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}