Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] COc1ccc(OC)c(NC(=O)CSc2nc(C)cs2)c1
[b] COc1ccc(C)cc1NC(=O)CNC(C)C(=O)Nc1cc(Cl)ccc1Cl
[c] Cc1ccc(C(=O)N/C(=C\c2ccco2)C(=O)NCc2cccnc2)cc1
[d] O=C(Nc1cc(Cl)ccc1F)c1ccc(-n2cncn2)c([N+](=O)[O-])c1
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}