Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. C[N+]1=NN=C2C(C(N)=O)=NC=[N+]2C1=O
b. c1ccc(-c2[nH]c3ccccc3c2C2CC[NH2+]CC2)cc1
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}
2-phenyl-3-piperidin-1-ium-4-yl-1H-indole