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 or b without using any other words.
Options:
a Cc1cc(-c2ccccc2)nc2cc(C(=O)NCCCn3ccnc3)nn12
b Cc1cc(C)c2cc3c(N)c(C(=O)Nc4c(C)[nH]c(=O)[nH]c4=O)sc3nc2c1
Answer: a, b
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}