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) O=C(COc1ccc(Cl)cc1)OCC(=O)c1ccc[nH]1
b) CCOc1ccc(NC(=O)CN(C)Cc2cc(=O)n3c(-c4ccccc4)csc3n2)cc1OCC
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}