Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(Nc1ccc(Cl)cn1)C1CN(CC(F)F)CC1C(=O)Nc1ccc(-n2ccccc2=O)cc1F
[b] COc1cc(NC(C)CCCN)c2ncccc2c1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
4-N-(6-methoxyquinolin-8-yl)pentane-1,4-diamine