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) CCS(=O)(=O)C1CCN(C(=O)c2ccc(C[C@@H]3CC[C@H]([C@H](O)c4ccccc4)N3)cc2)CC1
b) Cc1ccccc1C1CCN(C[C@H]2CCc3cccnc3[C@@H](O)C2)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}
(4-ethylsulfonylpiperidin-1-yl)-[4-[[(2S,5R)-5-[(R)-hydroxy(phenyl)methyl]pyrrolidin-2-yl]methyl]phenyl]methanone