Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Cn1c(CNS(=O)(=O)c2ccc(Cl)cc2)n[nH]c1=S
b CCOC(=O)c1c(C)[nH]c(C)c1S(=O)(=O)N(C)CC(=O)Nc1cccc(C)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}