Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCCCCNC(=O)C1CCC(Cn2c(=S)[nH]c3ccccc3c2=O)CC1
[b] CCn1c(SCC(=O)N(C)CC(=O)Nc2cccc(OC)c2)nnc1-c1ccco1
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}