Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cc1cc(C(F)(F)F)nc(SCC(=O)NC2=NC(=O)C(C)S2)n1
[b] CS(=O)(=O)Nc1ccc(-c2cc(/C=C3\SC(N)=NC3=O)c[nH]c2=O)cc1
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}