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) Cc1ccc(-n2cc(CN(C)Cc3nccn3C)c(-c3cccc(C)c3)n2)cc1
b) COC(=O)c1cc(N=C(N)N=C(N)N)cc(C(=O)OC)c1
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}