Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) CCCOc1ccc(NC(=O)C2CCCNC2=O)cc1
b) Cc1ccc2nc(C3CCCN(C(=S)Nc4ccccc4C)C3)[nH]c2c1
c) COc1ccccc1C1(CC(=O)N2CCOCC2)CCOC(C(C)C)C1
d) CS(=O)(=O)NCCNc1cc(Cl)ccc1[N+](=O)[O-]
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}