Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: COC(=O)C1(O)CC(CC(C)C)=NN1C(=O)c1ccccc1
b: COc1cc2c(cc1OC)CN(CC(=O)Nc1cccc([N+](=O)[O-])c1)CC2
c: CCC(=O)N(CCCN(C)C)c1nc(CC(=O)Nc2ccc(Cl)cc2)cs1.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}