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) CC1(C)CC2(CCN(C(=O)c3ccc(C[C@@H]4CC[C@H]([C@H](O)c5ccccc5)N4)cc3)CC2)C(=O)O1
b) COC[C@@](C)(N)c1nc(-c2ccc(OC(F)(F)F)cc2)c[nH]1
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}
8-[4-[[(2S,5R)-5-[(R)-hydroxy(phenyl)methyl]pyrrolidin-2-yl]methyl]benzoyl]-3,3-dimethyl-2-oxa-8-azaspiro[4.5]decan-1-one