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 other words.
Options:
(a) Cc1cccc(NC(=S)N2CCC(C(=O)c3ccc(F)cc3)CC2)c1C
(b) COC(=O)CCCC(NC(=S)N1CC2C[C@@H](C1)Cn1c2cccc1=O)C(=O)OC
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}