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.) COc1ccc(-c2ccc3c(N4CCOC[C@H]4C)nc(N4C[C@H](C)O[C@@H](C)C4)nc3n2)cc1CO
b.) N#Cc1ccc(N2CCC(Nc3c(C(N)=O)cnc4[nH]ccc34)CC2)nn1
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}
4-[[1-(6-cyanopyridazin-3-yl)piperidin-4-yl]amino]-1H-pyrrolo[2,3-b]pyridine-5-carboxamide