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. CCC1=C2CC[C@H]3C(=O)N(CC)C(=O)[C@H]3[C@H]2[C@@]2(Cc3ccccc3)C(=NCCOC)OC(=O)N2C1=O
b. COC(=O)c1cc(C(=O)OCC(=O)NC(=O)NCc2ccccc2)cc([N+](=O)[O-])c1
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}