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: CCN(CC)CCCNc1nnc(C)c(=O)[nH]1
b: COc1ccc(Br)cc1C1CC(=O)N2CN(C)CSC2=C1C#N
c: Cc1nn(C)c(C)c1S(=O)(=O)N(CC(=O)NCCN1CCOCC1)c1ccc(C(C)C)cc1
d: CCOc1ccc(C(=O)NCc2ccco2)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}