Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) Cc1ccc(-c2c(C)n([O-])c3c([n+]2=O)CCC3)o1
b.) COc1ccc(C(=O)c2ccc(N3CCN(C(=O)c4ccc(F)cc4)CC3)c(F)c2)cc1Br
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}