Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cn1c(-c2ccccc2)nnc1C(C)(C)CCCN1CC2C[C@]2(c2ccc(C(F)(F)F)cc2)C1
(b) CC(C)Oc1cc(Nc2nc3c(cc2F)ncn3[C@@H](CO)c2ccc(F)cn2)[nH]n1
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}
(2R)-2-[6-fluoro-5-[(3-propan-2-yloxy-1H-pyrazol-5-yl)amino]imidazo[4,5-b]pyridin-3-yl]-2-(5-fluoropyridin-2-yl)ethanol