Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CN(Cc1ccccc1)C(=O)CN1C(=O)c2ccccc2S1(=O)=O
b.) CCC1(C)Cc2c(sc3c2c(=O)n(C)c2nnc(SCc4ccc5c(c4)OCO5)n32)CO1
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}