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, or c without using any other words.
Options:
[a] O=C1[C@@H]2Cc3c([nH]c4ccccc34)C(c3ccc([N+](=O)[O-])cc3)N2C(=O)CN1C1CC1
[b] CC1CN(C(=O)CCC(=O)NCCCN2CCC(Cc3ccccc3)CC2)c2cc(Cl)ccc2O1
[c] COc1cc(COC(=O)Oc2ccc(CNC(C)=O)cc2OC)c([N+](=O)[O-])cc1OC
Answer: 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}