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 CCn1c(=S)sc2c(=O)[nH]c(SCC(=O)Nc3cc(OC)ccc3OC)nc21
b COc1ccc(NC(=O)Cn2nnc(C(=O)NCc3ccc(C)cc3)c2N)cc1Cl
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}