Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a NC1=NC[C@H](c2ccccc2)N1CCCCC1CCCCC1
b CCN(Cc1ccccc1)C(=O)COC(=O)Cn1cnc2ccccc21
c O=C(NCc1ccc(Cl)cc1)C1CCN(S(=O)(=O)c2ccccc2)CC1
d CCOc1cc(-c2c(C#N)c(N)nc3c2CCCC3C)ccc1O
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}