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. O=c1ccc(-c2cc3sc(N4CCC(N5CCCCC5)CC4)nc3cn2)c[nH]1
b. Cc1ccc(Nc2cc(N[C@@H]3CCCC[C@@H]3N)nnc2C(N)=O)nc1C(C)C
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}
5-[2-(4-piperidin-1-ylpiperidin-1-yl)-[1,3]thiazolo[4,5-c]pyridin-6-yl]-1H-pyridin-2-one