Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: COc1ccccc1OCCNC[C@@H](O)COc1cccc2[nH]c3ccccc3c12
b: C[N+]1=NN=C2C(C(N)=O)=NC=[N+]2C1=O
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}
3-methyl-4-oxidanylidene-imidazo[5,1-d][1,2,3,5]tetrazine-3,5-diium-8-carboxamide