Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCN1CCN(c2cc(C)c3cc(NC(=S)N4CCC5(CC4)OCCO5)ccc3n2)CC1
(b) CCN1CCN(C(=S)Nc2cccc(C(F)(F)F)c2)CC1
(c) COc1cccc(NC(=O)COc2cccc(-n3cnnn3)c2)c1
Answer: a, 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}