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] CO[C@H]1CN(CCn2c(=O)ccc3ccc(C#N)cc32)CC[C@@H]1NCc1ccc2c(n1)NC(=O)CO2
[b] O=C(CNc1ccccc1C(F)(F)F)N1CCCN(Cc2nc3ccccc3[nH]2)CC1
Answer: a
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}
1-[2-[(3S,4S)-3-methoxy-4-[(3-oxo-4H-pyrido[3,2-b][1,4]oxazin-6-yl)methylamino]piperidin-1-yl]ethyl]-2-oxoquinoline-7-carbonitrile