Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCCCCCCCCCCC1=C(O)C(O)=CC(=O)C1=O
b COc1c(N2CCC(C(N)CC#N)C2)c(F)cc2c(=O)c(C(=O)O)cn(C3CC3)c12
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
4,5-bis(oxidanyl)-3-undecyl-cyclohexa-3,5-diene-1,2-dione