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 other words.
Options:
a. COc1ccc2ncc(F)c([C@@H](O)CC[C@@H]3CCN(C4CC(c5c(F)cccc5F)C4)C[C@@H]3C(=O)O)c2c1
b. O=C(Nc1ccc(Cl)c(Cl)c1)N1CCN(C[C@@H]2CCCN(C3CC3)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}
(3R,4R)-1-[3-(2,6-difluorophenyl)cyclobutyl]-4-[(3S)-3-(3-fluoro-6-methoxyquinolin-4-yl)-3-hydroxypropyl]piperidine-3-carboxylic acid