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, b, c, or d without using any additional words.
Options:
a: S=P(N1CC1)(N1CC1)N1CC1
b: CCOC(=O)N1CCN(C(=O)CSc2ncnc3ccccc23)CC1
c: CN(Cc1ccccc1)C(=O)c1ccccc1NC(=O)C1CC1
d: O=C(NCc1ccon1)c1ccc(OC2CCN(CCc3ccccc3)CC2)cc1
Answer: d
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}