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] OCC[C@@H]1C[C@H](O)[C@@H](O)[C@@]2(CCc3ccccc3O2)O1
[b] O=C(NC1CCCCC1)C1CC(=O)N(c2ccccc2)C1
[c] O=C(Nc1cccc([N+](=O)[O-])c1)c1ccc2snnc2c1
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}