Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1cccn2c(=O)c3cc(C(N)=S)c(=N)n(CCCOC(C)C)c3nc12
(b) CCOc1ccc(/C(C)=N/NC(=O)c2nnn(-c3nonc3N)c2-c2cccs2)cc1
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}