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 additional words.
Options:
a: Cl.Clc1ccc(-c2ccc(CNCc3ccccn3)o2)cc1
b: CCOc1cc(CNS(=O)(=O)c2cn(C)cn2)cc(OCC)c1OCC
c: COc1ccccc1C1C(C(=O)c2cc3ccccc3o2)=C(O)C(=O)N1c1cc(C)on1
d: Cc1nc2ccc(Cc3ccc4nc(C)[nH]c4c3)cc2[nH]1
Answer: 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}