Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (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(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2ccccc2o1
b O=C(/C=C/c1ccc(CNCCc2cnc3ccccn23)cc1)NO
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}
(E)-N-hydroxy-3-[4-[(2-imidazo[1,2-a]pyridin-3-ylethylamino)methyl]phenyl]prop-2-enamide