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: Cc1ccc(-n2cc(CN3CCC(O)(c4ccccn4)CC3)c(-c3ccc(F)cc3)n2)cc1
b: CC(C)CC(=O)Nc1ccc(S(=O)(=O)Nc2nccs2)cc1
c: O=Cc1sc(=O)n(Cc2cccc(C(=O)O)c2)c1Cl
d: CCn1cc(C(=O)NCC(C)C)c(=O)c2cc(F)c(N3CCN(C(=O)c4ccco4)CC3)cc21
Answer: a, 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}