Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COC1CN(c2nnc(C)c3c(C)n(-c4ccc(Cl)cc4OC(F)(F)F)nc23)C1
b) COc1cc(-c2cn(Cc3cccc(-n4cccn4)c3)nn2)ccc1-n1cnc(C)c1
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-[4-chloro-2-(trifluoromethoxy)phenyl]-7-(3-methoxyazetidin-1-yl)-3,4-dimethylpyrazolo[3,4-d]pyridazine