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, b, or c without using any other words.
Options:
a. CCN(CC)C(=O)COc1ccc(C=O)cc1OC
b. CCOC(=O)c1nc(-c2ccccc2)oc1N1CCOCC1
c. CN1CCN(c2ccc(S(=O)(=O)N3CCOCC3)cc2NC(=O)CC(C)(C)C)CC1
Answer: a, b, c
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}