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] Cn1c(=O)c2c(nc(NCCNC(=O)c3ccco3)n2Cc2ccc(F)cc2)n(C)c1=O
[b] COc1ccc(N(C)S(=O)(=O)c2cccc(C(=O)Nc3ccc(OC)nc3)c2)cc1
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}