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) COC(=O)CSc1nc(SCc2ccccc2Cl)nc2c1CCCC2
(b) Cc1cc(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)co1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}