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=C1C=C(c2cccc(CO)c2)C[C@@H](c2ccc3c(c2)OCO3)C1
b) Cc1cccc(C)c1NC(=O)COC(=O)c1cc[n+]([O-])cc1
c) COc1ccc(C2C=C(C34CC5CC(CC(C5)C3)C4)NC(=S)N2)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}