Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COC(=O)c1cccc(NC(=S)NCc2ccc(F)cc2)c1
(b) Cc1cc([N+](=O)[O-])nn1CCC(=O)Nc1nccs1
(c) CCOc1ccc(CNCCc2ccc(S(N)(=O)=O)cc2)cc1.Cl
Answer: c
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}