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 or b without using any other words.
Options:
[a] O=C(Nc1ccc(N2CCOCC2)cc1)c1ccc(Cl)cc1N1CCCC1=O
[b] COc1ccc(CN2CCN(S(=O)(=O)c3ccc(NC(C)=O)cc3)CC2)c(OC)c1OC.O=C(O)C(=O)O
Answer: a, b
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}