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 additional words.
Options:
[a] C#CCN1C(=O)C(O)(CC(=O)c2ccc3c(c2)OCCO3)c2ccccc21
[b] CCCC(C(=O)NC1CCCC1)N(Cc1ccc2c(c1)OCO2)C(=O)c1snc(C(N)=O)c1N
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}