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) CCOC(=O)N1CCN(CC(=O)Nc2c(C(=O)OC)[nH]c3cccc(Cl)c23)CC1
b) Cn1cccc1CC(=O)NNC(=S)Nc1ccccc1Cl
c) O=C1C2C3c4ccccc4C(c4ccccc43)C2c2nc3ccccc3n21
d) Cc1ccccc1N1C(=O)CC(=O)NC1=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}