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) COC(CN1CCN(C(=O)Cc2ccc(-n3cnnn3)nc2)CC1)c1ccc2c(c1C)COC2=O
(b) COc1cc(-c2cn(CC(=O)Nc3ccc4c(c3)OC(F)(F)O4)nn2)ccc1-n1cnc(C)c1
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}
5-[1-methoxy-2-[4-[2-[6-(tetrazol-1-yl)pyridin-3-yl]acetyl]piperazin-1-yl]ethyl]-4-methyl-3H-2-benzofuran-1-one