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 CCOP(=O)(OCC)c1ccc(OP(=O)(c2cccc([N+](=O)[O-])c2)c2cccc([N+](=O)[O-])c2)cc1
b Cc1cccc(N2CCN(C(=O)CSc3nnnn3C3CC3)CC2)c1C
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}