Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOC(=O)c1nnc2cc(-c3ccccc3)nn2c1C
b) CCC(C)NC(=O)c1ccc(N2CC3CC(C2)c2cccc(=O)n2C3)c(NC(=O)c2ccc(Br)o2)c1
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}