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) CCc1cc(=O)oc2cc(OCC(=O)N3CCCc4ccccc43)ccc12
b) CC1=NN(C(C#N)c2cccc([N+](=O)[O-])c2)C(C)(C)C1
c) O=C(COC(=O)c1ccccc1O)NCCC1=CCCCC1
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}