Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CN(CC(=O)Nc1ccc(OC(F)(F)F)cc1)C(=O)c1ccc(N2CCCC2=O)cc1
b.) CC1CCN(S(=O)(=O)CCNC(=O)c2ccc(F)cc2)CC1
c.) CN(CC(=O)NCc1ccccc1)S(=O)(=O)c1ccc2c(c1)CCC(=O)N2
d.) Cc1[nH]n(C(N)=S)c(=O)c1N=Nc1ccc([N+](=O)[O-])cc1Cl
Answer: a, b, c, d
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}