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: CCn1cc([N+](=O)[O-])nc1C
b: CNC(=O)C1CCC(=O)N1Cc1ccc(C)cc1
c: O=S(=O)(NC1CC1)c1ccc(S(=O)(=O)N2CCCC(c3nc(-c4cccnc4)no3)C2)cc1
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}