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 other words.
Options:
a) CCn1nc(C)c(CNC(=O)CCc2nnc(Cc3c[nH]c4ccccc34)o2)c1C
b) O=C(NCC(=O)N(c1ccccc1F)C(C(=O)NC1CCCC1)c1ccco1)c1ccco1
c) CCOC(=O)c1cc(-c2ccccc2)nn1CC1CC(c2cccc([N+](=O)[O-])c2)=NO1
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}