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. CC(C)(C)CCC1(C(=O)c2ccc3[nH]ncc3c2)CCCN1
b. CC1(C)C[C@H](NC(=O)c2ccc3cn[nH]c3c2)c2cc(-c3ccc(Cl)cc3)c(-c3ccc(Cl)cc3Cl)nc2O1
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}
[2-(3,3-dimethylbutyl)pyrrolidin-2-yl]-(1H-indazol-5-yl)methanone