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=C(O)C12CC3CC(C1)CC(n1ncc(N4CCN(c5ccccc5)CC4)c(Cl)c1=O)(C3)C2
b.) O=C(NCCS(=O)(=O)N1CCN(c2ccccc2F)CC1)c1cccs1
c.) COc1ccc([N+](=O)[O-])c(OC)c1C(=O)NC(=O)Nc1c(F)c(F)c(F)c(F)c1F
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}