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 other words.
Options:
a. Nc1ccccc1NC(=O)c1ccc(N2CCC3(CC2)CNCc2ccccc23)nc1
b. O=C(NC1CCN(Cc2ccc3oc(=O)[nH]c3c2)CC1)c1cc(=O)c2ccc(F)cc2o1
Answer: 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}
7-fluoro-4-oxo-N-[1-[(2-oxo-3H-1,3-benzoxazol-5-yl)methyl]piperidin-4-yl]chromene-2-carboxamide