Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (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 CCCCn1c(N)c(N2CCOCC2)c(=O)n(CC(=O)NCCc2ccccc2)c1=O
b O=C(Nc1ccncc1)c1ccc(Cl)c(S(=O)(=O)N2CCCCC2)c1
c COC(=O)C1=CN(c2ccc(Cl)cc2)C=C(C(=O)OC)C1c1ccc([N+](=O)[O-])cc1
d COc1ccc(S(=O)(=O)Nc2nc3c(s2)C(=O)CC(C)(C)C3)cc1
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}