Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CC(C(=O)NC1(c2ccccc2)CCC(N2CCCCC2)CC1)c1cc(C(F)(F)F)cc(C(F)(F)F)c1
b: CCOC[C@H](Oc1ncnc2c1cnn2-c1ncccc1Cl)C(=O)Nc1cnc(C)cn1
Answer: 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}
(2S)-2-[1-(3-chloropyridin-2-yl)pyrazolo[3,4-d]pyrimidin-4-yl]oxy-3-ethoxy-N-(5-methylpyrazin-2-yl)propanamide