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. O=C(OCc1ccccc1F)N1CCC(CNc2ncccn2)CC1
b. Cn1cc(C=C2C(=O)Nc3cccnc32)c2ccccc21
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}
(2-fluorophenyl)methyl 4-[(pyrimidin-2-ylamino)methyl]piperidine-1-carboxylate