Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1cc(F)ccc1-c1cncc(CNC2CCCC2)n1
b. Cc1cnc(NC(=O)[C@H](CN2CC(O)C2)Oc2ncnc3c2cnn3-c2c(Cl)cccc2Cl)cn1
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}
N-[[6-(4-fluoro-2-methoxyphenyl)pyrazin-2-yl]methyl]cyclopentanamine