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.) Fc1cccc(-c2cc3nc(-c4ccccc4)cc(N4CCC5(CC4)OCCO5)n3n2)c1
b.) CCOCCn1ccc2c(OCC(=O)NCCc3ccc(OC)c(OC)c3)cccc2c1=O
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}