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. Cc1ccc(Oc2ccc(Nc3nccc(N)n3)cc2)cc1
b. Cc1cnc(COc2nc(N)nc3ccn(Cc4ccccn4)c23)o1
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}
4-[(5-methyl-1,3-oxazol-2-yl)methoxy]-5-(pyridin-2-ylmethyl)pyrrolo[3,2-d]pyrimidin-2-amine