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 or b without using any additional words.
Options:
[a] CCOc1ccc(C(CC(=O)O)n2cnnn2)cc1
[b] Cc1nn(Cc2c(F)c(F)c(F)c(F)c2F)c(C)c1NC(=O)c1c([N+](=O)[O-])c(C)nn1C
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}