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. COc1cc(NC(=O)CN2C(=O)NC3(CCOc4ccccc43)C2=O)cc(OC)c1
b. COc1ccc(N2CCC(CNC(=O)Nc3ccc(C)c(C)c3)C2)cc1
c. O=Cc1cc([N+](=O)[O-])ccc1N1CCN(Cc2ccc3c(c2)OCO3)CC1
Answer: a, b
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}