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 additional words.
Options:
a) CC1(C)Oc2cccc(CN3CCC4(CC3)CCN(C(=O)c3ncccc3N)CC4)c2O1
b) O=C1COc2ccc(CNC3CCN(CCn4c(=O)ccc5ncc(Oc6ccon6)cc54)CC3F)nc2N1
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}
6-[[[3-fluoranyl-1-[2-[7-(1,2-oxazol-3-yloxy)-2-oxidanylidene-1,5-naphthyridin-1-yl]ethyl]piperidin-4-yl]amino]methyl]-4H-pyrido[3,2-b][1,4]oxazin-3-one