Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC(=O)c1ccc(NC2=C(N3CCOCC3)C(=O)c3ccccc3C2=O)cc1
b.) COC(=O)[C@@]12CCCN1[C@H](c1ccc(-c3ccc4c(c3)OCO4)c(OC)c1)[C@H]1C(=O)N(C)C(=O)[C@H]12.O=C(O)C(F)(F)F
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}