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) O=C(N/N=C/C=C/c1ccccc1[N+](=O)[O-])c1cc(-c2cccnc2)nc2ccccc12
b) CC1(C)CC(NC(=O)C(C)(C)Oc2ccc(Cl)cc2)CC(C)(C)N1
c) O=C(O)C(Cc1ccccc1)Nc1ccc([N+](=O)[O-])cc1[N+](=O)[O-]
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}