Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a c1ccc(CN2CCN(CCC3CCc4c3cnn4-c3ccccc3)CC2)cc1
b CCOC(=O)N1CCC(CN2CCC3(CC2)CC(=O)Nc2ncccc23)CC1
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}
ethyl 4-[(2-oxospiro[1,3-dihydro-1,8-naphthyridine-4,4'-piperidine]-1'-yl)methyl]piperidine-1-carboxylate