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) Cc1cccc(CN2CCN(CC(=O)N3CCCC3)C2=O)c1
b) CN1CCN(C(=O)c2ccccc2NC(=O)c2cccc(Cl)c2)CC1
c) CN1C(=O)CSC1=Nc1ccc(Br)cc1
d) CN1C(=O)C(=Cc2ccc(N3CCCCCC3)cc2)C(=O)N(C)C1=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}