Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C1CC(Nc2ccc3ccccc3c2)C(=O)N1Cc1ccccc1
b. CCOC(=O)c1cnc(-c2ccc(C(F)(F)F)cn2)[nH]c1=O
c. CC1=CCC2C(=O)N(c3ccc(C(=O)Nc4ccccc4Cl)cc3)C(=O)C2C1
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}