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 other words.
Options:
a. COC(=O)c1c(C)cc(O)c(C)c1O
b. CC1CCCCC12NC(=O)N(CC(=O)Nc1ccc(N3CCOCC3)cc1)C2=O
c. CC(C)Oc1ccc(NC(N)=O)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}