Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: Cc1nn(CCc2nn[nH]n2)c2nc(-c3ccc(C4CCCCC4)cc3)cc(C(F)(F)F)c12
b: CC(C)c1ccc(S(=O)(=O)N2CCN(C(=O)C3CCN(C(=O)c4ccc(F)cc4)CC3)CC2)cc1
c: CC1(C)CC(NC(=O)C2CCN(S(=O)(=O)c3ccc(F)cc3)CC2)CC(C)(C)N1
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}