Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] O=C1CN(C(=O)COC(=O)c2cnc(Cl)c(Cl)c2)c2ccccc2N1
[b] CSCCC(NC(=O)c1ccc(=O)n(C)n1)c1nc2ccccc2[nH]1
[c] Cc1ccccc1N1CCN(CCC(=O)Nc2ccc(F)cc2)CC1
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}