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, or c without using any additional words.
Options:
a. O=C(Nc1cc([N+](=O)[O-])ccc1O)c1ccc2c(c1)C(=O)N(Cc1ccco1)C2=O
b. C=CCn1c2c(c(=O)[nH]c1=S)CN(C(C)c1ccccc1)CN2
c. COc1ccc(OC)c(Nc2nc(NCc3ccco3)nc(N)c2[N+](=O)[O-])c1
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}