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(Nc2cc(NCCN)nnc2C(N)=O)nc1C(C)C
b: O=C(Nc1ccc(C(F)(F)F)cc1)NS(=O)(=O)c1ccc(OCCN2CCCC2)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}
6-(2-aminoethylamino)-4-[(5-methoxy-6-propan-2-ylpyridin-2-yl)amino]pyridazine-3-carboxamide