Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Nc1ccc(-c2cc3sc(N4CCC(N5CCCCC5)CC4)nc3cn2)cn1
(b) Nc1nc(=O)c2ncn(COCCO)c2[nH]1
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}
2-amino-9-(2-hydroxyethoxymethyl)-3H-purin-6-one