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] O=C(c1ccc(OC2CC(N3CCCCC3)C2)cc1)N1CCOCC1
[b] Cc1cc(CN2C[C@H](N)[C@H](C(=O)N3CCC[C@H]3C#N)C2)ccc1C#N
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}
(2S)-1-[(3R,4R)-4-amino-1-[(4-cyano-3-methylphenyl)methyl]pyrrolidine-3-carbonyl]pyrrolidine-2-carbonitrile