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=[N+]([O-])c1ccc(CSc2ccc(-c3ccccn3)nn2)cc1
[b] CCOc1cc(NC(=O)C2CCCO2)c(OCC)cc1NC(C)=O
[c] CCN1CCN(S(=O)(=O)c2ccc(OC)c(Br)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}