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] COc1ccc(CCN2C(=O)CC(Nc3ccc(N4CCOCC4)cc3)C2=O)cc1OC
[b] Cc1c(CCC(=O)N[C@@H](C)C(=O)O)c(=O)oc2cc3oc4c(c3cc12)CCCC4
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}