Task: Please answer the multiple choice question.
Question: Which molecules are 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] COc1ccc2ccc(=O)n(CCN3CCC(NCc4ccc5c(n4)NC(=O)CO5)CC3)c2n1
[b] O=C1NCCc2nc(-c3ccc(CN4CCC(c5nnc(-c6ccccn6)[nH]5)CC4)cc3)c(-c3ccccc3)cc21
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}
3-phenyl-2-[4-[[4-(5-pyridin-2-yl-4H-1,2,4-triazol-3-yl)piperidin-1-yl]methyl]phenyl]-7,8-dihydro-6H-1,6-naphthyridin-5-one