Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CN(C)CCCNc1c2c(=O)n(C)c(=O)nc-2n(C)c2ccccc12
(b) O=S1(=O)CCN(c2ccc(Nc3ncc4ccn(-c5ccccn5)c4n3)cc2)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}
5-[3-(dimethylamino)propylamino]-3,10-dimethyl-pyrimido[4,5-b]quinoline-2,4-dione