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) CC(C(N)=O)[C@@]12CC(F)(F)[C@@H](C)[C@H](/C=C/c3ccc(-c4ccccc4C#N)cn3)[C@@H]1[C@@H](C)OC2=O
(b) CCOc1cc(Nc2nc3c(cc2F)ncn3[C@@H](CO)c2ccc(F)cn2)[nH]n1
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}
(2R)-2-[5-[(3-ethoxy-1H-pyrazol-5-yl)amino]-6-fluoroimidazo[4,5-b]pyridin-3-yl]-2-(5-fluoropyridin-2-yl)ethanol