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: CN(CC(=O)NCc1cccnc1)S(=O)(=O)c1cc(Cl)ccc1Cl
b: Cc1ccccc1N1C(=O)CC(Sc2nnc(-c3ccccc3)o2)C1=O
c: Cc1cccc(C)c1N=C1C(=O)Nc2ccccc21
d: CCC(C(=O)OCC(=O)Nc1ccc2[nH]c(=O)[nH]c2c1)c1ccccc1
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}