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, or c without using any other words.
Options:
a) O=C(O)c1cc2ncc(-c3[nH]ncc3[N+](=O)[O-])cn2n1
b) CCn1nc(C)c(NC(=O)c2cnn3c(C(F)F)cc(-c4ccccc4)nc23)c1C
c) OCc1csc(=Nc2ccccc2)n1-c1ccccc1
Answer: a, b, c
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}