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. COc1ccc(CN2CCC(NC(=O)C3=CC(=O)c4ccc(F)cc4C3)CC2)cc1
b. Cc1ncc(-c2nc(Nc3ccc(N4CCN(C(=O)CO)CC4)cc3)ncc2F)n1C(C)C
Answer: 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}
1-[4-[4-[[5-fluoro-4-(2-methyl-3-propan-2-ylimidazol-4-yl)pyrimidin-2-yl]amino]phenyl]piperazin-1-yl]-2-hydroxyethanone